Added npm-check-update dev deps + ncu script

Author: dazoulay-simplicite

docs/versions/release-notes/v5-3.md

@@ -977,4 +977,5 @@ Post-release
 
 ### 5.3.69 (UNDEFINED) - maintenance revision {#version-5.3.69}
 
-- Fixed existence tests on the `obf_fld_uk` field (this was causing issues when upgrading from a legacy, unmaintained, v4 instance)
+- Fixed existence tests on the `obf_fld_uk` field
+  (this was causing issues when upgrading from a legacy, unmaintained, v4 instance)

package-lock.json

@@ -3,6 +3,7 @@
   "version": "0.0.0",
   "private": true,
   "scripts": {
+    "ncu": "npm-check-updates",
     "docusaurus": "docusaurus",
     "start": "docusaurus start",
     "build": "docusaurus build",
@@ -33,7 +34,8 @@
   },
   "devDependencies": {
     "@docusaurus/module-type-aliases": "3.7.0",
-    "@docusaurus/types": "3.7.0"
+    "@docusaurus/types": "3.7.0",
+    "npm-check-updates": "^18.0.1"
   },
   "browserslist": {
     "production": [