Add proper permissions for role application routes, allow admins to access application api

app/Http/Requests/Api/Application/Roles/DeleteRoleRequest.php

@@ -0,0 +1,32 @@
+<?php
+
+namespace Pterodactyl\Http\Requests\Api\Application\Roles;
+
+use Pterodactyl\Models\AdminRole;
+use Pterodactyl\Services\Acl\Api\AdminAcl;
+use Pterodactyl\Http\Requests\Api\Application\ApplicationApiRequest;
+
+class DeleteRoleRequest extends ApplicationApiRequest
+{
+    /**
+     * @var string
+     */
+    protected $resource = AdminAcl::RESOURCE_ROLES;
+
+    /**
+     * @var int
+     */
+    protected $permission = AdminAcl::WRITE;
+
+    /**
+     * Determine if the requested role exists on the Panel.
+     *
+     * @return bool
+     */
+    public function resourceExists(): bool
+    {
+        $role = $this->route()->parameter('role');
+
+        return $role instanceof AdminRole && $role->exists;
+    }
+}