feat(laravel): add laravel 12 support (#8)

- add laravel 12 support
- remove unnecessary php version constraints from compose.json

Author: ekvedaras

composer.json

@@ -28,15 +28,15 @@
         }
     },
     "require": {
-        "php": "^8.0|^8.1",
+        "php": "^8.0",
         "behat/behat": "^3.0",
         "behat/mink-browserkit-driver": "^2.1",
         "friends-of-behat/mink-extension": "^2.7",
-        "illuminate/contracts": "^8.0|^9.0|^10.0|^11.0",
-        "illuminate/support": "^8.0|^9.0|^10.0|^11.0",
+        "illuminate/contracts": "^8.0|^9.0|^10.0|^11.0|^12.0",
+        "illuminate/support": "^8.0|^9.0|^10.0|^11.0|^12.0",
         "symfony/http-kernel": "^7.0",
-        "symfony/event-dispatcher": "^6.2",
-        "phpunit/phpunit": "^10.0"
+        "symfony/event-dispatcher": "^6.2|^7.0",
+        "phpunit/phpunit": "^10.0|^11.0"
     },
     "require-dev": {
         "marcocesarato/php-conventional-changelog": "^1.16"