Update PHPMailer usage

bd808 · bd808 · commit 9fd0deba96f6 · 2019-02-13T17:05:17.000-07:00
PHPMailer has moved into a proper namespace.

Change-Id: Ideb0013bfce23b291db91e98559810ac8091ca5c
diff --git a/src/Mailer.php b/src/Mailer.php
@@ -23,8 +23,8 @@
 
 namespace Wikimedia\Slimapp;
 
-use \PHPMailer;
 use \phpmailerException;
+use PHPMailer\PHPMailer\PHPMailer;
 use Psr\Log\LoggerInterface;
 
 /**
