chore(deps): bump ws in /guides/typescript/mastra/coding-agent/openai

Bumps [ws](https://github.com/websockets/ws) from 8.20.0 to 8.20.1.
- [Release notes](https://github.com/websockets/ws/releases)
- [Commits](https://github.com/websockets/ws/compare/8.20.0...8.20.1)

---
updated-dependencies:
- dependency-name: ws
  dependency-version: 8.20.1
  dependency-type: indirect
...

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