Update localheinz/phpstan-rules requirement || ^0.12.0
Update localheinz/phpstan-rules requirement || ^0.12.0

Updates the requirements on [localheinz/phpstan-rules](https://github.com/localheinz/phpstan-rules) to permit the latest version.
- [Release notes](https://github.com/localheinz/phpstan-rules/releases)
- [Changelog](https://github.com/localheinz/phpstan-rules/blob/master/CHANGELOG.md)
- [Commits](https://github.com/localheinz/phpstan-rules/compare/0.10.0...0.12.2)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
mimmi20/browser-detector-tests