Add Enum class representing a user approval or denial of a request.

Author: Potherca

src/Enum/Authorization.php

@@ -0,0 +1,9 @@
+<?php declare(strict_types=1);
+
+namespace Pdsinterop\Solid\Auth\Enum;
+
+class Authorization
+{
+    public const APPROVED = true;
+    public const DENIED = false;
+}