Add comment about removing the indent in the mycourses nodes.

locallib.php

@@ -249,6 +249,7 @@ function theme_boost_campus_process_flatnav(flat_navigation $flatnav) {
         if ($mycourses = $flatnav->type(global_navigation::TYPE_COURSE)) {
             foreach ($mycourses as $n) {
                 $n->icon = new pix_icon('i/course', '');
+                // Remove existing indent to align these nodes' icons with the other nodes' icons.
                 $n->set_indent(false);
             }
         }