Merge pull request #3 from sonatype-nexus-community/no-commit

avoid commit if not necessary

Author: hboutemy

.github/workflows/update.yml

@@ -19,10 +19,10 @@ jobs:
         run: ./update-pytorch.sh
 
       - name: Commit Push
-        continue-on-error: true
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: |
+          git diff-index --quiet HEAD && exit 0 # commit only if something to do
           git config --local user.email "[email protected]"
           git config --local user.name "Update CI"
           git add -A