build: Bump friendsofphp/php-cs-fixer (#1263)

Bumps the dependencies group in /vendor-bin/php-cs-fixer with 1 update: [friendsofphp/php-cs-fixer](https://github.com/PHP-CS-Fixer/PHP-CS-Fixer).


Updates `friendsofphp/php-cs-fixer` from 3.70.2 to 3.71.0
- [Release notes](https://github.com/PHP-CS-Fixer/PHP-CS-Fixer/releases)
- [Changelog](https://github.com/PHP-CS-Fixer/PHP-CS-Fixer/blob/master/CHANGELOG.md)
- [Commits](PHP-CS-Fixer/PHP-CS-Fixer@v3.70.2...v3.71.0)

---
updated-dependencies:
- dependency-name: friendsofphp/php-cs-fixer
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: dependencies
...

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Author: dependabot[bot]