Bump moto from 4.1.12 to 4.2.3

Bumps [moto](https://github.com/getmoto/moto) from 4.1.12 to 4.2.3.
- [Release notes](https://github.com/getmoto/moto/releases)
- [Changelog](https://github.com/getmoto/moto/blob/master/CHANGELOG.md)
- [Commits](getmoto/moto@4.1.12...4.2.3)

---
updated-dependencies:
- dependency-name: moto
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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