Bump maglnet/composer-require-checker from 4.7.1 to 4.12.0 (#85)

Bumps [maglnet/composer-require-checker](https://github.com/maglnet/ComposerRequireChecker) from 4.7.1 to 4.12.0.
- [Release notes](https://github.com/maglnet/ComposerRequireChecker/releases)
- [Commits](maglnet/ComposerRequireChecker@4.7.1...4.12.0)

---
updated-dependencies:
- dependency-name: maglnet/composer-require-checker
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]