Update dependency phpunit/phpunit to v12

Author: renovate[bot]

composer.json

@@ -22,7 +22,7 @@
         "laravel/sail": "^1.0.1",
         "mockery/mockery": "^1.4.4",
         "nunomaduro/collision": "^6.1",
-        "phpunit/phpunit": "^9.5.10",
+        "phpunit/phpunit": "^12.0.0",
         "spatie/laravel-ignition": "^1.0"
     },
     "autoload": {