Bump socket.io from 4.6.1 to 4.8.1

Bumps [socket.io](https://github.com/socketio/socket.io) from 4.6.1 to 4.8.1.
- [Release notes](https://github.com/socketio/socket.io/releases)
- [Changelog](https://github.com/socketio/socket.io/blob/main/CHANGELOG.md)
- [Commits](https://github.com/socketio/socket.io/compare/[email protected])

---
updated-dependencies:
- dependency-name: socket.io
  dependency-version: 4.8.1
  dependency-type: indirect
...

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

Author: dependabot[bot]