Bump the upgrade-batch group with 3 updates (#24)

Bumps the upgrade-batch group with 3 updates: [rector/rector](https://github.com/rectorphp/rector), [phpstan/phpstan](https://github.com/phpstan/phpstan) and [phpunit/phpunit](https://github.com/sebastianbergmann/phpunit).


Updates `rector/rector` from 1.2.2 to 1.2.4
- [Release notes](https://github.com/rectorphp/rector/releases)
- [Commits](rectorphp/rector@1.2.2...1.2.4)

Updates `phpstan/phpstan` from 1.11.10 to 1.12.0
- [Release notes](https://github.com/phpstan/phpstan/releases)
- [Changelog](https://github.com/phpstan/phpstan/blob/1.12.x/CHANGELOG.md)
- [Commits](phpstan/phpstan@1.11.10...1.12.0)

Updates `phpunit/phpunit` from 11.3.0 to 11.3.1
- [Release notes](https://github.com/sebastianbergmann/phpunit/releases)
- [Changelog](https://github.com/sebastianbergmann/phpunit/blob/11.3.1/ChangeLog-11.3.md)
- [Commits](sebastianbergmann/phpunit@11.3.0...11.3.1)

---
updated-dependencies:
- dependency-name: rector/rector
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: upgrade-batch
- dependency-name: phpstan/phpstan
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: upgrade-batch
- dependency-name: phpunit/phpunit
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: upgrade-batch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>