Update deprecated JSON response creation and unnecessary middleware

app/Http/Middleware/TrustProxies.php

@@ -1,23 +0,0 @@
-<?php
-
-namespace Pterodactyl\Http\Middleware;
-
-use Illuminate\Http\Request;
-use Fideloper\Proxy\TrustProxies as Middleware;
-
-class TrustProxies extends Middleware
-{
-    /**
-     * The trusted proxies for this application.
-     *
-     * @var array
-     */
-    protected $proxies;
-
-    /**
-     * The headers that should be used to detect proxies.
-     *
-     * @var int
-     */
-    protected $headers = Request::HEADER_X_FORWARDED_ALL;
-}