Update gulp-build.yml

.github/workflows/gulp-build.yml

@@ -29,5 +29,5 @@ jobs:
           git config --global user.name 'github-actions[bot]'
           git config --global user.email 'github-actions[bot]@users.noreply.github.com'
           git add ./dist
-          git commit -m "Update dist folder with latest build artifacts"
+          git diff --cached --quiet || (git commit -m 'Update dist folder with latest build artifacts' && git push origin master)
           git clean -fd