Update friendsofphp/php-cs-fixer requirement from ^2.14 to ^3.0 (#64)

Updates the requirements on [friendsofphp/php-cs-fixer](https://github.com/FriendsOfPHP/PHP-CS-Fixer) to permit the latest version.
- [Release notes](https://github.com/FriendsOfPHP/PHP-CS-Fixer/releases)
- [Changelog](https://github.com/FriendsOfPHP/PHP-CS-Fixer/blob/3.0/CHANGELOG.md)
- [Commits](PHP-CS-Fixer/PHP-CS-Fixer@v2.14.0...v3.0.0)

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

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

Author: dependabot-preview[bot]

composer.json

@@ -26,7 +26,7 @@
     },
     "require-dev": {
         "swoole/ide-helper": "^4.5",
-        "friendsofphp/php-cs-fixer": "^2.14",
+        "friendsofphp/php-cs-fixer": "^3.0",
         "mockery/mockery": "^1.0",
         "phpstan/phpstan": "^0.12",
         "hyperf/devtool": "~2.1.0",