Support Laravel 9

Author: dmitry-ivanov

composer.json

@@ -21,7 +21,7 @@
         "illuminate/contracts": "^5.1|^6.0|^7.0|^8.0|^9.0",
         "illuminate/support": "^5.1|^6.0|^7.0|^8.0|^9.0",
         "mockery/mockery": "^1.3.2",
-        "phpunit/phpunit": "^5.7.10|^6.0|^7.0|^8.0|^9.0"
+        "phpunit/phpunit": "^5.7.10|^6.0|^7.0|^8.5.22|^9.0"
     },
     "autoload": {
         "files": [