chore(deps-dev): bump the dev-dependencies group across 1 directory with 2 updates

Bumps the dev-dependencies group with 2 updates in the / directory: [phpstan/phpstan](https://github.com/phpstan/phpstan-phar-composer-source) and [phpstan/phpstan-strict-rules](https://github.com/phpstan/phpstan-strict-rules).


Updates `phpstan/phpstan` from 2.1.55 to 2.2.8
- [Commits](https://github.com/phpstan/phpstan-phar-composer-source/commits)

Updates `phpstan/phpstan-strict-rules` from 2.0.11 to 2.0.12
- [Release notes](https://github.com/phpstan/phpstan-strict-rules/releases)
- [Commits](phpstan/phpstan-strict-rules@2.0.11...2.0.12)

---
updated-dependencies:
- dependency-name: phpstan/phpstan
  dependency-version: 2.2.8
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: dev-dependencies
- dependency-name: phpstan/phpstan-strict-rules
  dependency-version: 2.0.12
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: dev-dependencies
...

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

Author: dependabot[bot]