chore(deps): bump ws from 6.2.2 to 6.2.3 in /example (#609)

Bumps [ws](https://github.com/websockets/ws) from 6.2.2 to 6.2.3.
- [Release notes](https://github.com/websockets/ws/releases)
- [Commits](websockets/ws@6.2.2...6.2.3)

---
updated-dependencies:
- dependency-name: ws
  dependency-type: indirect
...

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