Add missing array element 'lang'

Author: marc1706

controller/manage/queue_discussion.php

@@ -115,7 +115,7 @@ public function display_type($queue_type)
 
 		// Add to Breadcrumbs
 		$this->display->generate_breadcrumbs(array(
-			$type->lang	=> $this->get_type_url($type),
+			$type->lang['lang']	=> $this->get_type_url($type),
 		));
 
 		\topics_overlord::display_forums_complete('queue_discussion', false, array('topic_category' => $type->id));