Bump phpstan/phpstan from 1.9.18 to 1.10.1 (OpenMage#3036)

* Bump phpstan/phpstan from 1.9.18 to 1.10.1

Bumps [phpstan/phpstan](https://github.com/phpstan/phpstan) from 1.9.18 to 1.10.1.
- [Release notes](https://github.com/phpstan/phpstan/releases)
- [Changelog](https://github.com/phpstan/phpstan/blob/1.10.x/CHANGELOG.md)
- [Commits](phpstan/phpstan@1.9.18...1.10.1)

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

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

* Updated phpstan.dist.baseline.neon

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Fabrizio Balliano <fabrizio.balliano@gmail.com>
Co-authored-by: Sven Reichel <github-sr@hotmail.com>