Merge pull request #13 from AmphiBee/renovate/phpunit-phpunit-12.x

Author: ogorzalka

composer.json

@@ -20,7 +20,7 @@
     "php": "^7.4 || ^8.0"
   },
   "require-dev": {
-    "phpunit/phpunit": "9.5.26"
+    "phpunit/phpunit": "12.0.8"
   },
   "autoload": {
     "psr-4": {