Bump ws from 7.2.2 to 7.2.3 in /tests (#35)

Bumps [ws](https://github.com/websockets/ws) from 7.2.2 to 7.2.3.
- [Release notes](https://github.com/websockets/ws/releases)
- [Commits](websockets/ws@7.2.2...7.2.3)

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Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

Author: dependabot-preview[bot]