chore(deps-dev): bump mysql2 from 3.22.3 to 3.22.4

Bumps [mysql2](https://github.com/sidorares/node-mysql2) from 3.22.3 to 3.22.4.
- [Release notes](https://github.com/sidorares/node-mysql2/releases)
- [Changelog](https://github.com/sidorares/node-mysql2/blob/master/Changelog.md)
- [Commits](https://github.com/sidorares/node-mysql2/compare/v3.22.3...v3.22.4)

---
updated-dependencies:
- dependency-name: mysql2
  dependency-version: 3.22.4
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>