Merge pull request #7669 from ehuelsmann/improve-ci-1.11

Invert the 'testing-done' condition

.github/workflows/main.yml

@@ -522,10 +522,13 @@ jobs:
   testing-done:
     runs-on: ubuntu-latest
     needs: [ test-database, test-pure-perl, test-remainder, test-webservices ]
+    if: failure()
+    # This job gets skipped on successful completion of the dependent jobs
+    # Skipped jobs are interpreted as 'success' condition in branch protection rules...
     steps:
-      - name: Done
+      - name: Failed
         run: |
-          echo "DONE!"
+          exit 1
 
   build-dev:
     if: github.event.pull_request.merged == true