Update for Laravel 10 and php 8.1 compatibility

Author: ysfks

composer.json

@@ -3,8 +3,8 @@
   "description": "Use Laravel's excellent FormRequest as Singleton.",
   "license": "MIT",
   "require": {
-    "php" : "^7.0|^8.0",
-    "laravel/framework": "^7.0|^8.0|^9.0"
+    "php" : "^7.0|^8.0|^8.1",
+    "laravel/framework": "^7.0|^8.0|^9.0|^10.0"
   },
   "autoload": {
     "psr-4" : {