Bump ws and @types/ws (#378)

Bumps [ws](https://github.com/websockets/ws) and [@types/ws](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/ws). These dependencies needed to be updated together.

Updates `ws` from 8.18.0 to 8.18.1
- [Release notes](https://github.com/websockets/ws/releases)
- [Commits](websockets/ws@8.18.0...8.18.1)

Updates `@types/ws` from 8.5.12 to 8.18.1
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/ws)

---
updated-dependencies:
- dependency-name: ws
  dependency-version: 8.18.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: "@types/ws"
  dependency-version: 8.18.1
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]