Ensure rollback succeeds

priv/repo/migrations/20220916115149_ensure_mastofe_settings.exs

@@ -1,9 +1,15 @@
 defmodule Pleroma.Repo.Migrations.EnsureMastofeSettings do
   use Ecto.Migration
 
-  def change do
+  def up do
     alter table(:users) do
       add_if_not_exists(:mastofe_settings, :map)
     end
   end
+
+  def down do
+    alter table(:users) do
+      remove_if_exists(:mastofe_settings, :map)
+    end
+  end
 end