Add comment block

Author: C-Lodder

html/layouts/lightning/favicon.php

@@ -1,4 +1,11 @@
 <?php
+/**
+ * @package     Lightning
+ *
+ * @copyright   Copyright (C) 2022 JoomJunk. All rights reserved.
+ * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
 defined('_JEXEC') or die;
 
 use Joomla\CMS\Factory;