fix sco_launched transformation (#686)

* fix sco_launched transformation

* remove commented out line of code

* Issue-344: Use $repo to access this data so that it a test repo can supply the data in test mode.

Author: mlynn-lp

src/transformer/events/mod_scorm/sco_launched.php

@@ -39,7 +39,8 @@ function sco_launched(array $config, \stdClass $event) {
     $repo = $config['repo'];
     $user = $repo->read_record_by_id('user', $event->userid);
     $course = $repo->read_record_by_id('course', $event->courseid);
-    $scorm = $repo->read_record_by_id('scorm', $event->objectid);
+    $scormscoes = $repo->read_record_by_id('scorm_scoes', $event->objectid);
+    $scorm = $repo->read_record_by_id('scorm', $scormscoes->scorm);
     $lang = utils\get_course_lang($course);
 
     return [[