Collection of moderation fixes (#4566)

* Fix: dont blur parents in threads that embed blocks

* After tapping 'Show hidden replies', show the individual hider cards

* Add shape override to UserAvatar and fix the fallback avi for labelers

* Fix precedence

* Detect shape for DefaultAvatar

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Co-authored-by: Dan Abramov <dan.abramov@gmail.com>

src/view/com/post-thread/PostThread.tsx

@@ -331,7 +331,11 @@ export function PostThread({
         <PostThreadShowHiddenReplies
           type={item === SHOW_HIDDEN_REPLIES ? 'hidden' : 'muted'}
           onPress={() =>
-            setHiddenRepliesState(HiddenRepliesState.ShowAndOverridePostHider)
+            setHiddenRepliesState(
+              item === SHOW_HIDDEN_REPLIES
+                ? HiddenRepliesState.Show
+                : HiddenRepliesState.ShowAndOverridePostHider,
+            )
           }
           hideTopBorder={index === 0}
         />