add strikethrough when parent isn't visible

src/services/entity_normalizer/entity_normalizer.service.js

@@ -248,6 +248,7 @@ export const parseStatus = (data) => {
       output.in_reply_to_screen_name = data.pleroma.in_reply_to_account_acct
       output.thread_muted = pleroma.thread_muted
       output.emoji_reactions = pleroma.emoji_reactions
+      output.parent_visible = pleroma.parent_visible === undefined ? true : pleroma.parent_visible
     } else {
       output.text = data.content
       output.summary = data.spoiler_text