Revert existing object check

lib/pleroma/web/activity_pub/activity_pub.ex

@@ -311,14 +311,8 @@ def delete(%Object{data: %{"id" => id, "actor" => actor}} = object, local \\ tru
     user = User.get_cached_by_ap_id(actor)
 
     to =
-      case Object.get_cached_by_ap_id(id) do
-        nil ->
-          [user.follower_address, "https://www.w3.org/ns/activitystreams#Public"]
-
-        object ->
-          object.data["to"] || [] ++ object.data["cc"] ||
-            [] ++ [user.follower_address, "https://www.w3.org/ns/activitystreams#Public"]
-      end
+      object.data["to"] || [] ++ object.data["cc"] ||
+        [] ++ [user.follower_address, "https://www.w3.org/ns/activitystreams#Public"]
 
     data = %{
       "type" => "Delete",