Update php-cs-fixer to ^3.68

Author: lvgunst

composer.json

@@ -11,7 +11,7 @@
     ],
     "require": {
         "php": "^7.1.3 || ^8.0",
-        "friendsofphp/php-cs-fixer": "^3.64"
+        "friendsofphp/php-cs-fixer": "^3.68"
     },
     "minimum-stability": "stable",
     "autoload": {