Uncomment log call

This line thow base_step_exception aver Moodle update to version v4.5.3.
Duplicating course modules and saving and restoring courses had been broken.

backup/moodle2/restore_qtype_moopt_plugin.class.php

@@ -22,7 +22,7 @@ class restore_qtype_moopt_plugin extends restore_qtype_plugin {
      * Returns the paths to be handled by the plugin at question level
      */
     protected function define_question_plugin_structure() {
-        $this->step->log('Restore called', backup::LOG_INFO);
+//        $this->step->log('Restore called', backup::LOG_INFO);
 
         $paths = array();