fix: check changes before pr

.github/workflows/fetch_update.yml

@@ -37,8 +37,9 @@ jobs:
         git commit -m "bot: fetch update components" || echo "No changes to commit"
 
     - name: Push changes and create PR
+      if: steps.check-for-changes.outputs.changes == 'true'
       env:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
       run: |
-        git push --set-upstream origin update-branch
+        git push --set-upstream origin update-branch -f
         gh pr create --title "bot: fetch update components" --body "This PR was created automatically by GitHub Actions." --base main --head update-branch