fix http request in Salmon

lib/pleroma/web/salmon/salmon.ex

@@ -158,14 +158,16 @@ def remote_users(%{data: %{"to" => to} = data}) do
   end
 
   defp send_to_user(%{info: %{salmon: salmon}}, feed, poster) do
-    with {:ok, %{status_code: code}} <-
+    with {:ok, %{status: code}} <-
            poster.(
              salmon,
              feed,
              [{"Content-Type", "application/magic-envelope+xml"}],
-             timeout: 10000,
-             recv_timeout: 20000,
-             hackney: [pool: :default]
+             adapter: [
+               timeout: 10000,
+               recv_timeout: 20000,
+               pool: :default
+             ]
            ) do
       Logger.debug(fn -> "Pushed to #{salmon}, code #{code}" end)
     else