Bump websockets from 10.4 to 11.0.3

Bumps [websockets](https://github.com/python-websockets/websockets) from 10.4 to 11.0.3.
- [Release notes](https://github.com/python-websockets/websockets/releases)
- [Commits](python-websockets/websockets@10.4...11.0.3)

---
updated-dependencies:
- dependency-name: websockets
  dependency-version: 11.0.3
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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Author: dependabot[bot]