build(deps-dev): bump mongoose from 8.2.0 to 8.4.0 (#299)

Bumps [mongoose](https://github.com/Automattic/mongoose) from 8.2.0 to 8.4.0.
- [Release notes](https://github.com/Automattic/mongoose/releases)
- [Changelog](https://github.com/Automattic/mongoose/blob/master/CHANGELOG.md)
- [Commits](Automattic/mongoose@8.2.0...8.4.0)

---
updated-dependencies:
- dependency-name: mongoose
  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>