Website Update Gemini - 1st run.

lib/PHPMailer/OAuthTokenProvider.php

@@ -13,7 +13,7 @@
  * @copyright 2012 - 2020 Marcus Bointon
  * @copyright 2010 - 2012 Jim Jagielski
  * @copyright 2004 - 2009 Andy Prevost
- * @license   http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
+ * @license   https://www.gnu.org/licenses/old-licenses/lgpl-2.1.html GNU Lesser General Public License
  * @note      This program is distributed in the hope that it will be useful - WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  * FITNESS FOR A PARTICULAR PURPOSE.