Fix event editing causing its event group to be nullified

Author: tuomas777

CHANGELOG.md

@@ -15,6 +15,7 @@
 
 - Zero recipient count being shown as a question mark
 - Image being unremovable after saving
+- Event editing causing its event group to be nullified
 
 ## [1.5.4] - 2021-02-11
 

src/domain/events/api/EventApi.ts

@@ -59,15 +59,13 @@ const updateEvent: MethodHandler = async (params: MethodHandlerParams) => {
     'translations',
     'readyForEventGroupPublishing',
   ]);
-  const eventGroup = params.eventGroup;
   const data = mapLocalDataToApiData(localUpdateData);
 
   if (params.data.image) {
     data.image = params.data.image.rawFile;
   } else {
     data.image = '';
   }
-  data.eventGroupId = eventGroup ? eventGroup.id : null;
 
   const response = await mutationHandler({
     mutation: updateEventMutation,