[spalenque] - #12944 * fix bug on summit link

Author: santipalenque

events/code/ui/EventHolder.php

@@ -204,7 +204,7 @@ function EventTypes() {
     public function getUpcomingSummitLink() {
         $summit = Summit::GetUpcoming();
         if ($summit) {
-            return $summit->Link();
+            return $summit->Link;
         } else {
             return '/summit';
         }

openstack/code/HomePage.php

@@ -201,7 +201,7 @@ function getEventsBanner() {
     function getUpcomingSummitLink() {
         $summit = Summit::GetUpcoming();
         if ($summit) {
-            return $summit->Link();
+            return $summit->Link;
         } else {
             return '/summit';
         }