MDL-31808 Upload assignment: fix user feedback display

mod/assignment/type/upload/assignment.class.php

@@ -113,9 +113,6 @@ class assignment_upload extends assignment_base {
             $userid = $submission->userid;
         }
 
-        if (empty($submission->timemarked)) {   /// Nothing to show, so print nothing
-            return;
-        }
         // Check the user can submit
         $canviewfeedback = ($userid == $USER->id && has_capability('mod/assignment:submit', $this->context, $USER->id, false));
         // If not then check if the user still has the view cap and has a previous submission