Updated trailing comma on array key => value to pass StyleCI.

Author: Ian Olson

config/broadcasting.php

@@ -34,7 +34,7 @@
             'secret' => env('PUSHER_SECRET'),
             'app_id' => env('PUSHER_APP_ID'),
             'options' => [
-                'encrypted' => env('PUSHER_ENCRYPTED', false)
+                'encrypted' => env('PUSHER_ENCRYPTED', false),
             ],
         ],