fix: up to 12 events should be listed in cfs (#5679)

Author: maze-runnar

app/routes/index.js

@@ -238,9 +238,10 @@ export default class IndexRoute extends Route {
         filter  : filterOptions
       }),
       callForSpeakersEvents: this.store.query('event', {
-        sort    : 'starts-at',
-        include : 'event-topic,event-sub-topic,event-type,speakers-call',
-        filter  : callForSpeakersFilter
+        sort         : 'starts-at',
+        include      : 'event-topic,event-sub-topic,event-type,speakers-call',
+        filter       : callForSpeakersFilter,
+        'page[size]' : 12
       })
     });
   }