Bump ws from 8.13.0 to 8.17.1 in /motoko/vetkd (#912)

Bumps [ws](https://github.com/websockets/ws) from 8.13.0 to 8.17.1.
- [Release notes](https://github.com/websockets/ws/releases)
- [Commits](websockets/ws@8.13.0...8.17.1)

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

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Author: dependabot[bot]