remove fake activity marker, dont wrap if already an activity

lib/pleroma/object/fetcher.ex

@@ -210,13 +210,15 @@ defp log_fetch_error(id, error) do
     Logger.error("Object rejected while fetching #{id} #{inspect(error)}")
   end
 
+  # if its already an activity, dont wrap
+  defp prepare_activity_params(%{"object" => _ } = data), do: data
+
   defp prepare_activity_params(data) do
     %{
       "type" => "Create",
       # Should we seriously keep this attributedTo thing?
       "actor" => data["actor"] || data["attributedTo"],
       "object" => data,
-      "_akkoma_fake" => true
     }
     |> Maps.put_if_present("to", data["to"])
     |> Maps.put_if_present("cc", data["cc"])

lib/pleroma/web/activity_pub/transmogrifier.ex

@@ -637,9 +637,6 @@ defp handle_incoming_normalised(
     end
   end
 
-  defp handle_incoming_normalised(%{"object" => o, "_akkoma_fake" => true}, options),
-    do: handle_incoming_normalised(o, options)
-
   defp handle_incoming_normalised(_, _), do: :error
 
   @spec get_obj_helper(String.t(), Keyword.t()) :: {:ok, Object.t()} | nil