Bump phpunit 12 to 12.4

Author: williamdes

composer.json

@@ -56,7 +56,7 @@
         "phpcbf": "@php ./vendor/bin/phpcbf"
     },
     "require-dev": {
-        "phpunit/phpunit": "^10.5 || ^11 || ^12",
+        "phpunit/phpunit": "^10.5 || ^11 || ^12.4",
         "phpstan/phpstan": "^2.1.32",
         "wdes/coding-standard": "^3.3.2",
         "phpstan/phpstan-phpunit": "^2.0.8"