Bump actions/setup-python from 5.5.0 to 5.6.0 in /.github/workflows (#3256)

Bumps [actions/setup-python](https://github.com/actions/setup-python) from 5.5.0 to 5.6.0.
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](actions/setup-python@8d9ed9a...a26af69)

---
updated-dependencies:
- dependency-name: actions/setup-python
  dependency-version: 5.6.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Dmitry Gurevich <dmitry.gurevich@elastic.co>

Author: dependabot[bot]

.github/workflows/cloudformation-ci.yml

@@ -45,7 +45,7 @@ jobs:
           echo "CNVM_STACK_NAME=cnvm-stack-pr${{ github.event.number }}-$suffix" >> $GITHUB_ENV
 
       - name: Set up Python
-        uses: actions/setup-python@8d9ed9ac5c53483de85588cdf95a591a75ab9f55 # v5
+        uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065 # v5
         with:
           python-version: '3.9'
 

.github/workflows/sync-rule-templates.yml

@@ -34,7 +34,7 @@ jobs:
         run: ./bin/hermit env -r >> $GITHUB_ENV
 
       - name: Set up Python
-        uses: actions/setup-python@8d9ed9ac5c53483de85588cdf95a591a75ab9f55 # v5
+        uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065 # v5
         with:
           python-version: "3.9"
 

.github/workflows/test-environment.yml

@@ -294,7 +294,7 @@ jobs:
           echo "AGENTLESS=$agentless_flag" >> $GITHUB_ENV
 
       - name: Set up Python
-        uses: actions/setup-python@8d9ed9ac5c53483de85588cdf95a591a75ab9f55 # v5
+        uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065 # v5
         with:
           python-version: "3.9"
 

.github/workflows/test-gcp-dm.yml

@@ -51,7 +51,7 @@ jobs:
         run: ./bin/hermit env -r >> $GITHUB_ENV
 
       - name: Set up Python
-        uses: actions/setup-python@8d9ed9ac5c53483de85588cdf95a591a75ab9f55 # v5
+        uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065 # v5
         with:
           python-version: "3.9"
 
@@ -153,7 +153,7 @@ jobs:
         run: ./bin/hermit env -r >> $GITHUB_ENV
 
       - name: Set up Python
-        uses: actions/setup-python@8d9ed9ac5c53483de85588cdf95a591a75ab9f55 # v5
+        uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065 # v5
         with:
           python-version: "3.9"
 

.github/workflows/upgrade-environment.yml

@@ -106,7 +106,7 @@ jobs:
         working-directory: ./
 
       - name: Set up Python
-        uses: actions/setup-python@8d9ed9ac5c53483de85588cdf95a591a75ab9f55 # v5
+        uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065 # v5
         with:
           python-version: '3.9'