Update CDCI-master.yml

Author: MartinMeer

.github/workflows/CDCI-master.yml

@@ -81,7 +81,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - name: Run Snyk to check for vulnerabilities
-        uses: snyk/actions/gradle-jdk@master
+        uses: snyk/actions/gradle-jdk21@master
         env:
           SNYK_TOKEN: ${{ secrets.SNYK_TOKEN }}
         with: