fixed CS

Author: fabpot

src/Acme/DemoBundle/Controller/DemoController.php

@@ -42,7 +42,7 @@ public function contactAction(Request $request)
 
         if ($form->isValid()) {
             $mailer = $this->get('mailer');
-            
+
             // .. setup a message and send it
             // http://symfony.com/doc/current/cookbook/email.html