Add Laravel 9 support

Author: sangnguyenplus

composer.json

@@ -27,13 +27,13 @@
     }
   },
   "require": {
-    "php": "^7.1.3|^8.0",
-    "laravel/framework": "^5.6|^6|^7|^8",
+    "php": "^7.1.3|^8.0|^8.1",
+    "laravel/framework": "^5.6|^6|^7|^8|^9",
     "php-parallel-lint/php-parallel-lint": "^1.0",
     "squizlabs/php_codesniffer": "^3.3"
   },
   "require-dev": {
-    "phpunit/phpunit": "^6.1|^7.0|^8.0"
+    "phpunit/phpunit": "^6.1|^7.0|^8.0|^9.0"
   },
   "extra": {
     "laravel": {