Bump mahocommerce/maho-phpstan-plugin from 1.1.0 to 1.2.0

Bumps [mahocommerce/maho-phpstan-plugin](https://github.com/MahoCommerce/maho-phpstan-plugin) from 1.1.0 to 1.2.0.
- [Release notes](https://github.com/MahoCommerce/maho-phpstan-plugin/releases)
- [Commits](MahoCommerce/maho-phpstan-plugin@v1.1.0...v1.2.0)

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

Signed-off-by: dependabot[bot] <[email protected]>