Credo fixes.

lib/pleroma/web/activity_pub/side_effects.ex

@@ -6,6 +6,7 @@ defmodule Pleroma.Web.ActivityPub.SideEffects do
   collection, and so on.
   """
   alias Pleroma.Activity
+  alias Pleroma.Activity.Ir.Topics
   alias Pleroma.Chat
   alias Pleroma.Chat.MessageReference
   alias Pleroma.Notification
@@ -13,7 +14,6 @@ defmodule Pleroma.Web.ActivityPub.SideEffects do
   alias Pleroma.Repo
   alias Pleroma.User
   alias Pleroma.Web.ActivityPub.ActivityPub
-  alias Pleroma.Activity.Ir.Topics
   alias Pleroma.Web.ActivityPub.Pipeline
   alias Pleroma.Web.ActivityPub.Utils
   alias Pleroma.Web.Push