Bump the dev-dependencies group in /composer/helpers/v1 with 1 update (…

…#7747)

Bumps the dev-dependencies group in /composer/helpers/v1 with 1 update: [phpstan/phpstan](https://github.com/phpstan/phpstan).

- [Release notes](https://github.com/phpstan/phpstan/releases)
- [Changelog](https://github.com/phpstan/phpstan/blob/1.11.x/CHANGELOG.md)
- [Commits](phpstan/phpstan@1.10.26...1.10.27)

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

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