[CI] one more attempt at terminating the github action earlier

Author: glpatcern

.github/workflows/build-and-publish.yml

@@ -36,13 +36,14 @@ jobs:
           git config user.name "cernbox-bot"
           cp ../grpc-proto/build/*.go .
           git add .
-          git commit -m 'Synced to https://github.com/cern-eos/grpc-proto/tree/${{ github.sha }}'
-          if [[ $? -ne 0 ]]; then
+          done=$(git commit -m 'Synced to https://github.com/cern-eos/grpc-proto/tree/${{ github.sha }}')
+          if [[ $done -eq 0 ]]; then
+            git push origin main
+          else
             echo "The committed changes (if any) did not update the protobufs, nothing more to do"
             gh run cancel ${{ github.run_id }}
             gh run watch ${{ github.run_id }}
           fi
-          git push origin main
       - name: setup-buf
         uses: bufbuild/buf-setup-action@v1
       - name: push-buf