Hook up post shadow to saved posts (#9225)

src/state/cache/post-shadow.ts

@@ -8,6 +8,7 @@ import {type QueryClient} from '@tanstack/react-query'
 import EventEmitter from 'eventemitter3'
 
 import {batchedUpdates} from '#/lib/batchedUpdates'
+import {findAllPostsInQueryData as findAllPostsInBookmarksQueryData} from '#/state/queries/bookmarks/useBookmarksQuery'
 import {findAllPostsInQueryData as findAllPostsInExploreFeedPreviewsQueryData} from '#/state/queries/explore-feed-previews'
 import {findAllPostsInQueryData as findAllPostsInNotifsQueryData} from '#/state/queries/notifications/feed'
 import {findAllPostsInQueryData as findAllPostsInFeedQueryData} from '#/state/queries/post-feed'
@@ -190,4 +191,7 @@ function* findPostsInCache(
   )) {
     yield post
   }
+  for (let post of findAllPostsInBookmarksQueryData(queryClient, uri)) {
+    yield post
+  }
 }