Update Proteus version (#24)

Author: edalzell

composer.json

@@ -6,12 +6,12 @@
         "php": "^8.0",
         "laravel/framework": "^10.0 || ^11.0",
         "statamic/cms": "^4.0 || ^5.0",
-        "stillat/proteus": "^3.0"
+        "stillat/proteus": "^4.0"
     },
     "require-dev": {
         "mockery/mockery": "^1.3.1",
         "nunomaduro/collision": "^7.0 || ^8.0",
-        "phpunit/phpunit": "^10.0",
+        "phpunit/phpunit": "^10.0 || ^11.0",
         "orchestra/testbench": "^8.0 || ^9.0"
     },
     "description": "Give control panel access to your addon's config",