fix: Fix slight inconsistency in for-human formats (#2581)

`--format <table, vertical, markdown>` now all have 
1 newline between logs and summary, 
and 1 newline between summary and results.
(This makes my brain happy ☺️)

Fixes: #2580

Author: Ly-Joey

cmd/osv-scanner/scan/image/__snapshots__/command_test.snap

@@ -30,6 +30,7 @@ Checking if docker image ("alpine:3.18.9") exists locally...
 Saving docker image ("alpine:3.18.9") to temporary file...
 Scanning image "alpine:3.18.9"
 
+
 Container Scanning Result (Alpine Linux v3.18) (Based on "alpine" image):
 Total 2 packages affected by 3 known vulnerabilities (0 Critical, 1 High, 2 Medium, 0 Low, 0 Unknown) from 1 ecosystem.
 3 vulnerabilities can be fixed.
@@ -112,6 +113,7 @@ No issues found
 [TestCommand_ExplicitExtractors_WithDefaults/add_extractors - 1]
 Scanning local image tarball "testdata/test-alpine-sbom.tar"
 
+
 Container Scanning Result (Alpine Linux v3.10) (Based on "alpine" image):
 Total 2 packages affected by 2 known vulnerabilities (2 Critical, 0 High, 0 Medium, 0 Low, 0 Unknown) from 2 ecosystems.
 1 vulnerability can be fixed.
@@ -146,6 +148,7 @@ You can also view the full vulnerability list in your terminal with: `osv-scanne
 [TestCommand_ExplicitExtractors_WithDefaults/extractors_cancelled_out - 1]
 Scanning local image tarball "testdata/test-alpine-sbom.tar"
 
+
 Container Scanning Result (Alpine Linux v3.10) (Based on "alpine" image):
 Total 1 package affected by 1 known vulnerability (1 Critical, 0 High, 0 Medium, 0 Low, 0 Unknown) from 1 ecosystem.
 1 vulnerability can be fixed.
@@ -172,6 +175,7 @@ You can also view the full vulnerability list in your terminal with: `osv-scanne
 [TestCommand_ExplicitExtractors_WithDefaults/extractors_cancelled_out#01 - 1]
 Scanning local image tarball "testdata/test-alpine-sbom.tar"
 
+
 Container Scanning Result (Alpine Linux v3.10) (Based on "alpine" image):
 Total 1 package affected by 1 known vulnerability (1 Critical, 0 High, 0 Medium, 0 Low, 0 Unknown) from 1 ecosystem.
 1 vulnerability can be fixed.
@@ -198,6 +202,7 @@ You can also view the full vulnerability list in your terminal with: `osv-scanne
 [TestCommand_ExplicitExtractors_WithDefaults/extractors_cancelled_out_with_presets - 1]
 Scanning local image tarball "testdata/test-alpine-sbom.tar"
 
+
 Container Scanning Result (Alpine Linux v3.10) (Based on "alpine" image):
 Total 1 package affected by 1 known vulnerability (1 Critical, 0 High, 0 Medium, 0 Low, 0 Unknown) from 1 ecosystem.
 1 vulnerability can be fixed.
@@ -223,10 +228,10 @@ You can also view the full vulnerability list in your terminal with: `osv-scanne
 
 [TestCommand_ExplicitExtractors_WithoutDefaults/add_extractors - 1]
 Scanning local image tarball "testdata/test-alpine-sbom.tar"
+
 Total 1 package affected by 1 known vulnerability (1 Critical, 0 High, 0 Medium, 0 Low, 0 Unknown) from 1 ecosystem.
 0 vulnerabilities can be fixed.
 
-
 +---------------------------------------+------+-----------+---------+-----------+---------------+---------------------------------------------------+
 | OSV URL                               | CVSS | ECOSYSTEM | PACKAGE | VERSION   | FIXED VERSION | SOURCE                                            |
 +---------------------------------------+------+-----------+---------+-----------+---------------+---------------------------------------------------+
@@ -275,6 +280,7 @@ HTML output available at: <tempdir>/report.html
 [TestCommand_OCIImage/Alpine_3.10_image_tar_with_3.18_version_file - 1]
 Scanning local image tarball "./testdata/test-alpine.tar"
 
+
 Container Scanning Result (Alpine Linux v3.18) (Based on "alpine" image):
 Total 5 packages affected by 65 known vulnerabilities (6 Critical, 33 High, 26 Medium, 0 Low, 0 Unknown) from 1 ecosystem.
 65 vulnerabilities can be fixed.
@@ -344,6 +350,7 @@ Package Ubuntu:20.04/util-linux/2.34-0.1ubuntu9.6 has been filtered out because:
 Package Ubuntu:20.04/zlib/1:1.2.11.dfsg-2ubuntu1.5 has been filtered out because: Just want to test only unimportant vulns
 Filtered 38 ignored package/s from the scan.
 
+
 Container Scanning Result (Ubuntu 20.04.6 LTS) (Based on "ubuntu" image):
 Total 0 packages affected by 0 known vulnerabilities (0 Critical, 0 High, 0 Medium, 0 Low, 0 Unknown) from 1 ecosystem.
 0 vulnerabilities can be fixed.
@@ -402,6 +409,7 @@ Package Ubuntu:20.04/util-linux/2.34-0.1ubuntu9.6 has been filtered out because:
 Package Ubuntu:20.04/zlib/1:1.2.11.dfsg-2ubuntu1.5 has been filtered out because: Just want to test only unimportant vulns
 Filtered 38 ignored package/s from the scan.
 
+
 Container Scanning Result (Ubuntu 20.04.6 LTS) (Based on "ubuntu" image):
 Total 0 packages affected by 0 known vulnerabilities (0 Critical, 0 High, 0 Medium, 0 Low, 0 Unknown) from 1 ecosystem.
 0 vulnerabilities can be fixed.
@@ -427,6 +435,7 @@ You can also view the full vulnerability list in your terminal with: `osv-scanne
 [TestCommand_OCIImage/Empty_Ubuntu_22.04_image_tar - 1]
 Scanning local image tarball "./testdata/test-ubuntu.tar"
 
+
 Container Scanning Result (Ubuntu 22.04.5 LTS) (Based on "ubuntu" image):
 Total 20 packages affected by 45 known vulnerabilities (3 Critical, 13 High, 24 Medium, 3 Low, 2 Unknown) from 1 ecosystem.
 24 vulnerabilities can be fixed.
@@ -473,6 +482,7 @@ You can also view the full vulnerability list in your terminal with: `osv-scanne
 [TestCommand_OCIImage/Empty_Ubuntu_22.04_image_tar_with_unimportant_vulns - 1]
 Scanning local image tarball "./testdata/test-ubuntu.tar"
 
+
 Container Scanning Result (Ubuntu 22.04.5 LTS) (Based on "ubuntu" image):
 Total 20 packages affected by 45 known vulnerabilities (3 Critical, 13 High, 24 Medium, 3 Low, 2 Unknown) from 1 ecosystem.
 24 vulnerabilities can be fixed.
@@ -538,6 +548,7 @@ failed to load image from tarball with path "../../testdata/locks-manyoci-image/
 [TestCommand_OCIImage/Scanning_Ubuntu_image_with_go_OS_packages_json - 1]
 Scanning local image tarball "./testdata/test-ubuntu-with-packages.tar"
 
+
 Container Scanning Result (Ubuntu 22.04.5 LTS) (Based on "ubuntu" image):
 Total 20 packages affected by 45 known vulnerabilities (3 Critical, 13 High, 24 Medium, 3 Low, 2 Unknown) from 1 ecosystem.
 24 vulnerabilities can be fixed.
@@ -584,6 +595,7 @@ You can also view the full vulnerability list in your terminal with: `osv-scanne
 [TestCommand_OCIImage/Scanning_java_image_with_some_packages - 1]
 Scanning local image tarball "./testdata/test-java-full.tar"
 
+
 Container Scanning Result (Alpine Linux v3.21) (Based on "eclipse-temurin" image):
 Total 24 packages affected by 61 known vulnerabilities (4 Critical, 24 High, 29 Medium, 3 Low, 1 Unknown) from 2 ecosystems.
 61 vulnerabilities can be fixed.
@@ -640,6 +652,7 @@ You can also view the full vulnerability list in your terminal with: `osv-scanne
 [TestCommand_OCIImage/Scanning_python_image_with_no_packages - 1]
 Scanning local image tarball "./testdata/test-python-empty.tar"
 
+
 Container Scanning Result (Debian GNU/Linux 10 (buster)) (Based on "python" image):
 Total 15 packages affected by 27 known vulnerabilities (0 Critical, 7 High, 4 Medium, 2 Low, 14 Unknown) from 2 ecosystems.
 27 vulnerabilities can be fixed.
@@ -711,6 +724,7 @@ You can also view the full vulnerability list in your terminal with: `osv-scanne
 [TestCommand_OCIImage/Scanning_python_image_with_some_packages - 1]
 Scanning local image tarball "./testdata/test-python-full.tar"
 
+
 Container Scanning Result (Debian GNU/Linux 10 (buster)) (Based on "python" image):
 Total 21 packages affected by 51 known vulnerabilities (1 Critical, 18 High, 15 Medium, 2 Low, 15 Unknown) from 2 ecosystems.
 51 vulnerabilities can be fixed.
@@ -824,6 +838,7 @@ You can also view the full vulnerability list in your terminal with: `osv-scanne
 [TestCommand_OCIImage/scanning_image_with_go_binary - 1]
 Scanning local image tarball "./testdata/test-package-tracing.tar"
 
+
 Container Scanning Result (Alpine Linux v3.20) (Based on "alpine" image):
 Total 9 packages affected by 195 known vulnerabilities (2 Critical, 6 High, 11 Medium, 2 Low, 174 Unknown) from 2 ecosystems.
 195 vulnerabilities can be fixed.
@@ -895,6 +910,7 @@ You can also view the full vulnerability list in your terminal with: `osv-scanne
 [TestCommand_OCIImage/scanning_insecure_alpine_image_with_detector_preset - 1]
 Scanning local image tarball "./testdata/test-alpine-etcshadow.tar"
 
+
 Container Scanning Result (Alpine Linux v3.10) (Based on "alpine" image):
 Total 1 package affected by 1 known vulnerability (1 Critical, 0 High, 0 Medium, 0 Low, 0 Unknown) from 1 ecosystem.
 1 vulnerability can be fixed.
@@ -921,6 +937,7 @@ You can also view the full vulnerability list in your terminal with: `osv-scanne
 [TestCommand_OCIImage/scanning_insecure_alpine_image_with_specific_detector_disabled - 1]
 Scanning local image tarball "./testdata/test-alpine-etcshadow.tar"
 
+
 Container Scanning Result (Alpine Linux v3.10) (Based on "alpine" image):
 Total 1 package affected by 1 known vulnerability (1 Critical, 0 High, 0 Medium, 0 Low, 0 Unknown) from 1 ecosystem.
 1 vulnerability can be fixed.
@@ -947,6 +964,7 @@ You can also view the full vulnerability list in your terminal with: `osv-scanne
 [TestCommand_OCIImage/scanning_insecure_alpine_image_with_specific_detector_enabled - 1]
 Scanning local image tarball "./testdata/test-alpine-etcshadow.tar"
 
+
 Container Scanning Result (Alpine Linux v3.10) (Based on "alpine" image):
 Total 1 package affected by 1 known vulnerability (1 Critical, 0 High, 0 Medium, 0 Low, 0 Unknown) from 1 ecosystem.
 1 vulnerability can be fixed.
@@ -973,6 +991,7 @@ You can also view the full vulnerability list in your terminal with: `osv-scanne
 [TestCommand_OCIImage/scanning_insecure_alpine_image_without_detectors - 1]
 Scanning local image tarball "./testdata/test-alpine-etcshadow.tar"
 
+
 Container Scanning Result (Alpine Linux v3.10) (Based on "alpine" image):
 Total 1 package affected by 1 known vulnerability (1 Critical, 0 High, 0 Medium, 0 Low, 0 Unknown) from 1 ecosystem.
 1 vulnerability can be fixed.
@@ -999,6 +1018,7 @@ You can also view the full vulnerability list in your terminal with: `osv-scanne
 [TestCommand_OCIImage/scanning_node_modules_using_npm_with_no_packages - 1]
 Scanning local image tarball "./testdata/test-node_modules-npm-empty.tar"
 
+
 Container Scanning Result (Alpine Linux v3.19) (Based on "library/node" image):
 Total 2 packages affected by 15 known vulnerabilities (1 Critical, 3 High, 9 Medium, 2 Low, 0 Unknown) from 1 ecosystem.
 15 vulnerabilities can be fixed.
@@ -1026,6 +1046,7 @@ You can also view the full vulnerability list in your terminal with: `osv-scanne
 [TestCommand_OCIImage/scanning_node_modules_using_npm_with_some_packages - 1]
 Scanning local image tarball "./testdata/test-node_modules-npm-full.tar"
 
+
 Container Scanning Result (Alpine Linux v3.19) (Based on "library/node" image):
 Total 4 packages affected by 18 known vulnerabilities (3 Critical, 3 High, 10 Medium, 2 Low, 0 Unknown) from 2 ecosystems.
 17 vulnerabilities can be fixed.
@@ -1062,6 +1083,7 @@ You can also view the full vulnerability list in your terminal with: `osv-scanne
 [TestCommand_OCIImage/scanning_node_modules_using_pnpm_with_no_packages - 1]
 Scanning local image tarball "./testdata/test-node_modules-pnpm-empty.tar"
 
+
 Container Scanning Result (Alpine Linux v3.19) (Based on "library/node" image):
 Total 2 packages affected by 15 known vulnerabilities (1 Critical, 3 High, 9 Medium, 2 Low, 0 Unknown) from 1 ecosystem.
 15 vulnerabilities can be fixed.
@@ -1089,6 +1111,7 @@ You can also view the full vulnerability list in your terminal with: `osv-scanne
 [TestCommand_OCIImage/scanning_node_modules_using_pnpm_with_some_packages - 1]
 Scanning local image tarball "./testdata/test-node_modules-pnpm-full.tar"
 
+
 Container Scanning Result (Alpine Linux v3.19) (Based on "library/node" image):
 Total 2 packages affected by 15 known vulnerabilities (1 Critical, 3 High, 9 Medium, 2 Low, 0 Unknown) from 1 ecosystem.
 15 vulnerabilities can be fixed.
@@ -1116,6 +1139,7 @@ You can also view the full vulnerability list in your terminal with: `osv-scanne
 [TestCommand_OCIImage/scanning_node_modules_using_yarn_with_no_packages - 1]
 Scanning local image tarball "./testdata/test-node_modules-yarn-empty.tar"
 
+
 Container Scanning Result (Alpine Linux v3.19) (Based on "library/node" image):
 Total 2 packages affected by 15 known vulnerabilities (1 Critical, 3 High, 9 Medium, 2 Low, 0 Unknown) from 1 ecosystem.
 15 vulnerabilities can be fixed.
@@ -1143,6 +1167,7 @@ You can also view the full vulnerability list in your terminal with: `osv-scanne
 [TestCommand_OCIImage/scanning_node_modules_using_yarn_with_some_packages - 1]
 Scanning local image tarball "./testdata/test-node_modules-yarn-full.tar"
 
+
 Container Scanning Result (Alpine Linux v3.19) (Based on "library/node" image):
 Total 2 packages affected by 15 known vulnerabilities (1 Critical, 3 High, 9 Medium, 2 Low, 0 Unknown) from 1 ecosystem.
 15 vulnerabilities can be fixed.