Update deploy_docs.yml

Author: wannaphong

.github/workflows/deploy_docs.yml

@@ -28,4 +28,6 @@ jobs:
       uses: peaceiris/actions-gh-pages@v3
       with:
         github_token: ${{ secrets.GITHUB_TOKEN }}
-        publish_dir: ./docs/_build/html
+        publish_dir: ./docs/_build/html
+        user_name: 'github-actions[bot]'
+        user_email: 'github-actions[bot]@users.noreply.github.com'