[Web] Add PHPMailer to quarantine file

data/web/inc/functions.quarantine.inc.php

@@ -1,4 +1,7 @@
 <?php
+use PHPMailer\PHPMailer\PHPMailer;
+use PHPMailer\PHPMailer\SMTP;
+use PHPMailer\PHPMailer\Exception;
 function quarantine($_action, $_data = null) {
 	global $pdo;
 	global $redis;