chore: bump engine.io from 6.2.0-alpha.1 to 6.2.1 (#696)

Bumps [engine.io](https://github.com/socketio/engine.io) from 6.2.0-alpha.1 to 6.2.1.
- [Release notes](https://github.com/socketio/engine.io/releases)
- [Changelog](https://github.com/socketio/engine.io/blob/main/CHANGELOG.md)
- [Commits](https://github.com/socketio/engine.io/commits/6.2.1)

---
updated-dependencies:
- dependency-name: engine.io
  dependency-type: direct:development
...

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