remove: trailing comma removed

Author: shewa12

classes/Utils.php

@@ -5415,7 +5415,7 @@ public function get_total_quiz_attempts( $search_term = '', int $course_id = 0,
 				{$tab_clause}
 				{$date_filter}
 			",
-				'attempt_started',
+				'attempt_started'
 			)
 		);