Update friendsofphp/php-cs-fixer requirement from ^3.65 to ^3.66

Updates the requirements on [friendsofphp/php-cs-fixer](https://github.com/PHP-CS-Fixer/PHP-CS-Fixer) to permit the latest version.
- [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@v3.65.0...v3.66.0)

---
updated-dependencies:
- dependency-name: friendsofphp/php-cs-fixer
  dependency-type: direct:development
...

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

composer.json

@@ -19,7 +19,7 @@
         "donatj/mddoc": "^0.10.1",
         "squizlabs/php_codesniffer": "^3.11",
         "corpus/coding-standard": "^0.8.0",
-        "friendsofphp/php-cs-fixer": "^3.65",
+        "friendsofphp/php-cs-fixer": "^3.66",
         "rawr/phpunit-data-provider": "^3.3",
         "corpus/recursive-require": "^1.2"
     },