refactor: migrate MembershipFeeSettingsLive to AshPhoenix.Form

lib/membership/setting.ex

@@ -95,6 +95,8 @@ defmodule Mv.Membership.Setting do
       description "Updates the membership fee configuration"
       require_atomic? false
       accept [:include_joining_cycle, :default_membership_fee_type_id]
+
+      change Mv.Membership.Setting.Changes.NormalizeDefaultFeeTypeId
     end
   end