Replaced abandoned package

https://github.com/LinkStackOrg/LinkStack/issues/384

app/Http/Kernel.php

@@ -16,7 +16,7 @@ class Kernel extends HttpKernel
     protected $middleware = [
         // \App\Http\Middleware\TrustHosts::class,
         \App\Http\Middleware\TrustProxies::class,
-        \Fruitcake\Cors\HandleCors::class,
+        \Illuminate\Http\Middleware\HandleCors::class,
         \App\Http\Middleware\PreventRequestsDuringMaintenance::class,
         \Illuminate\Foundation\Http\Middleware\ValidatePostSize::class,
         \App\Http\Middleware\TrimStrings::class,

composer.json

@@ -12,7 +12,6 @@
         "cohensive/oembed": "^0.16",
         "doctrine/dbal": "^3.0",
         "fideloper/proxy": "^4.4",
-        "fruitcake/laravel-cors": "^3.0",
         "geo-sot/laravel-env-editor": "^2.0",
         "guzzlehttp/guzzle": "^7.4",
         "jeroendesloovere/vcard": "^1.7",