Another release workflow fix

If this doesn't stop soon, I am going to get mad :P

.github/workflows/build-app.yaml

@@ -54,6 +54,7 @@ jobs:
 
       - name: Ensure release branch
         run: |
+          git config --system --add safe.directory '*'
           if ! git branch --contains $(git rev-parse HEAD) | grep release >/dev/null; then
             echo "Tag is not part of release branch - aborting..."
             exit 1