remove old phpunit 9.5 constraint

Author: zerodahero

composer.json

@@ -27,7 +27,7 @@
     "require-dev": {
         "orchestra/testbench": "4.*|5.*|6.*|7.*",
         "mockery/mockery": "^1.3.1",
-        "phpunit/phpunit": "^9.0 <9.5",
+        "phpunit/phpunit": "^9.0",
         "fakerphp/faker": "^1.9.1"
     },
     "autoload": {