chore(deps): update dependency phpunit/phpunit to v12

Author: renovate[bot]

apps/composer.json

@@ -23,6 +23,6 @@
     "phpstan/phpstan": "1.9.14",
     "squizlabs/php_codesniffer": "3.7.1",
     "povils/phpmnd": "3.0.1",
-    "phpunit/phpunit": "9.5.28"
+    "phpunit/phpunit": "12.0.6"
   }
 }