fix: load the calendar range once, not twice, after creating a recurring event

stores/calendar-store.ts

@@ -1140,9 +1140,6 @@ export const useCalendarStore = create<CalendarStore>()(
             await refetchAfterOccurrenceMutation();
           }
           void calendarHooks.onAfterEventCreate.emit(eventToView(mappedCreated));
-          if (mappedCreated.recurrenceRules && mappedCreated.recurrenceRules.length > 0) {
-            await refetchAfterOccurrenceMutation();
-          }
           // Invitation emails are sent by the server: `sendSchedulingMessages`
           // on CalendarEvent/set makes Stalwart queue the iTIP REQUEST itself.
           // Sending a client-side iMIP copy here produced duplicate emails.