ref化したnoteの変更通知がMfmコンポーネントまで到達してないのを修正 (#12282)

Co-authored-by: osamu <46447427+sam-osamu@users.noreply.github.com>

packages/frontend/src/components/MkNote.vue

@@ -234,8 +234,8 @@ const clipButton = shallowRef<HTMLElement>();
 let appearNote = $computed(() => isRenote ? note.renote as Misskey.entities.Note : note);
 const isMyRenote = $i && ($i.id === note.userId);
 const showContent = ref(false);
-const parsed = appearNote.text ? mfm.parse(appearNote.text) : null;
-const urls = parsed ? extractUrlFromMfm(parsed) : null;
+const parsed = $computed(() => appearNote.text ? mfm.parse(appearNote.text) : null);
+const urls = $computed(() => parsed ? extractUrlFromMfm(parsed) : null);
 const isLong = shouldCollapsed(appearNote, urls ?? []);
 const collapsed = ref(appearNote.cw == null && isLong);
 const isDeleted = ref(false);