Handle CI bumping build number correctly

Author: MiguelSchulz

.github/workflows/release.yml

@@ -55,9 +55,8 @@ jobs:
         run: |
           git config user.name "github-actions[bot]"
           git config user.email "github-actions[bot]@users.noreply.github.com"
-          git add PandaBeFree.xcodeproj/project.pbxproj
-          git commit -m "Bump build number [skip ci]"
-          git push
+          git add PandaBeFree.xcodeproj/project.pbxproj PandaBeFree/Info.plist PandaBeFreeWidgets/Info.plist
+          git diff --cached --quiet && echo "No changes to commit" || (git commit -m "Bump build number [skip ci]" && git push)
 
       - name: Build and upload to TestFlight
         run: bundle exec fastlane release