Update composer.json

Author: sander3

composer.json

@@ -5,7 +5,7 @@
     "type": "library",
     "require": {
         "php": "^7.4|^8.0",
-        "laravel/framework": "~8.0"
+        "laravel/framework": "~8.0|~9.0"
     },
     "require-dev": {
         "orchestra/testbench": "^6.0",