Bump ws and engine.io-client in /client

Bumps [ws](https://github.com/websockets/ws) and [engine.io-client](https://github.com/socketio/engine.io-client). These dependencies needed to be updated together.

Updates `ws` from 7.4.6 to 7.5.10
- [Release notes](https://github.com/websockets/ws/releases)
- [Commits](websockets/ws@7.4.6...7.5.10)

Updates `engine.io-client` from 3.5.3 to 3.5.4
- [Release notes](https://github.com/socketio/engine.io-client/releases)
- [Changelog](https://github.com/socketio/engine.io-client/blob/3.5.4/CHANGELOG.md)
- [Commits](socketio/engine.io-client@3.5.3...3.5.4)

---
updated-dependencies:
- dependency-name: ws
  dependency-type: indirect
- dependency-name: engine.io-client
  dependency-type: indirect
...

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