Bump flask-socketio from 5.3.2 to 5.3.6

Bumps [flask-socketio](https://github.com/miguelgrinberg/flask-socketio) from 5.3.2 to 5.3.6.
- [Release notes](https://github.com/miguelgrinberg/flask-socketio/releases)
- [Changelog](https://github.com/miguelgrinberg/Flask-SocketIO/blob/main/CHANGES.md)
- [Commits](miguelgrinberg/Flask-SocketIO@v5.3.2...v5.3.6)

---
updated-dependencies:
- dependency-name: flask-socketio
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

requirements.txt

@@ -4,7 +4,7 @@ yt-dlp==2023.9.24
 gevent==23.9.1
 gevent-websocket==0.10.1
 Flask==2.2.3
-Flask-SocketIO==5.3.2
+Flask-SocketIO==5.3.6
 Flask-Migrate==4.0.4
 Flask-SQLAlchemy==3.0.3
 musicbrainzngs==0.7.1