ci: fix user_name

Author: peaceiris

.github/workflows/test-action.yml

@@ -87,7 +87,7 @@ jobs:
           allow_empty_commit: true
           # keep_files: true
           # force_orphan: true
-          user_name: github-actions
+          user_name: 'github-actions[bot]'
           user_email: 'github-actions[bot]@users.noreply.github.com'
           # commit_message: ${{ github.event.head_commit.message }}
           # tag_name: ${{ steps.prepare_tag.outputs.deploy_tag_name }}