CAPAUT-353 Switch to different docker image

.gitea/workflows/build-java.yaml

@@ -14,7 +14,7 @@ on:
 jobs:
   build:
     name: Build java distribution
-    runs-on: nodejs-ubuntu
+    runs-on: docker-ubuntu-nonroot
     steps:
       - name: Checkout source code
         uses: actions/checkout@v4
@@ -26,6 +26,8 @@ jobs:
         with:
            distribution: 'zulu'
            java-version: '21'
+      - name: Setup Gradle
+        uses: gradle/actions/setup-gradle@v3
       - name: Run gradle build process
         run: |
           ./gradlew build