chore: mark preferred domain to new domain when closing notice

app/controllers/users/profil_controller.rb

@@ -63,6 +63,12 @@ module Users
       redirect_to profil_path
     end
 
+    def preferred_domain
+      current_user.update_preferred_domain(request.host_with_port)
+
+      head :no_content
+    end
+
     private
 
     def find_transfers