Additional reductions in request traffic (#2169)

* Dont poll for new content on profiles

* Drop the whenAppReady query after new post to reduce traffic overhead

* Reduce getPosts calls in notifs to only use them when needed

src/state/queries/notifications/feed.ts

@@ -76,6 +76,7 @@ export function useNotificationFeedQuery(opts?: {enabled?: boolean}) {
           queryClient,
           moderationOpts,
           threadMutes,
+          fetchAdditionalData: true,
         })
       }