feat(home): AI 캐릭터 섹션 간격을 정리한다

app/src/main/java/kr/co/vividnext/sodalive/v2/main/home/ui/HomeAiCharacterAdapter.kt

@@ -23,7 +23,8 @@ class HomeAiCharacterAdapter : RecyclerView.Adapter<HomeAiCharacterAdapter.Chara
             parent,
             false
         ) as CharacterChatThumbnailView
-        view.layoutParams = recyclerItemLayoutParams(parent)
+        (view.layoutParams as ViewGroup.MarginLayoutParams).marginEnd =
+            parent.resources.getDimensionPixelSize(R.dimen.spacing_4)
         return CharacterViewHolder(view)
     }