chore(deps-dev): Bump phpstan/phpstan in the composer group (#13)

Bumps the composer group with 1 update: [phpstan/phpstan](https://github.com/phpstan/phpstan-phar-composer-source).


Updates `phpstan/phpstan` from 2.2.5 to 2.2.7
- [Commits](https://github.com/phpstan/phpstan-phar-composer-source/commits)

---
updated-dependencies:
- dependency-name: phpstan/phpstan
  dependency-version: 2.2.7
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: composer
...

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Author: dependabot[bot]