Minor - cleaning code

main/admin/add_sessions_to_promotion.php

@@ -95,8 +95,6 @@ if (isset($_POST['form_sent']) && $_POST['form_sent']) {
 
 $promotion_data = $promotion->get($id);
 $session_list   = SessionManager::get_sessions_list(array(), array('name'));
-
-//api_display_tool_title($tool_name.' ('.$session_info['name'].')');
 $session_not_in_promotion = $session_in_promotion= array();
 
 if (!empty($session_list)) {

main/inc/lib/course.lib.php

@@ -4011,8 +4011,7 @@ class CourseManager {
         $deleteTeachersNotInList = true,
         $editTeacherInSessions = false,
         $deleteSessionTeacherNotInList = false
-    )
+    ) {
-    {
         if (empty($teachers)) {
             return false;
         }