use node 18.12.0

npm-packages/license_checker.yml

 #do artifactory connections
 include: 
   - https://git.code.tecnalia.com/digicon-webxr-store/ci-files/-/raw/test/npm-packages/artifactory_connect.yml
-  
+
 before_script:
   # Set PACKAGE_DIR to "." if not already defined. 
   # PACKAGE_DIR should point to where the package.json file is
@@ -20,7 +20,7 @@ license_check:
     stage: license-check
     tags:
       - docker
-    image: node:latest
+    image: $ACR_URL/node:18.12.0
     script:
       # connect job from artifactory_connect.yml
       - !reference [.connect, script]