Merge pull request #29 in DEV/moodle from INT-8381_course_cards_+1_bu…

…g to release/2.9+2

* commit '66e13f6fdbf58b888d149fcfdb1cf43ebde44994':
  INT-8381: course card contacts +1 bug

renderers/core_renderer.php

@@ -724,7 +724,7 @@ public function fixed_menu() {
                     // Let's put the interesting avatars first!
                     $avatars = array_merge($avatars, $blankavatars);
                     // Limit visible to 4.
-                    if (count($avatars) > 4) {
+                    if (count($avatars) > 5) {
                         // Show 4 avatars and link to show more.
                         $hiddenavatars = array_slice($avatars, 4);
                         $avatars = array_slice($avatars, 0, 4);