fix: test git status

.gitea/workflows/update.yaml

@@ -19,17 +19,12 @@ jobs:
       - uses: actions/checkout@v3
       - name: update
         run: ./bump_version.sh
-      - name: set key
-        run: |
-          mkdir -p ~/.ssh
-          echo "${{ secrets.DEPLOY_KEY }}" | base64 -d > ~/.ssh/id_ed25519
-          chmod 600 ~/.ssh/id_ed25519
-          ssh-keyscan gitea.com >> ~/.ssh/known_hosts
       - name: commit
         run: |
           git config --global user.email "teabot@gitea.io"
           git config --global user.name "GiteaBot"
           git add --all
+          test -z "$(git status --porcelain)" && exit 0
           git commit -m "[skip ci] Updated Version via cron"
           #git push origin main