fix tests with nested subforms enabled by default

test/mock_app/app/controllers/buildings_controller.rb

@@ -1,4 +1,6 @@
 class BuildingsController < ApplicationController
-  active_scaffold do
+  active_scaffold do |conf|
+    conf.columns.exclude :files
+    conf.subform.columns.exclude :tenants
   end
 end

test/mock_app/app/controllers/floors_controller.rb

@@ -1,6 +1,9 @@
 class FloorsController < ApplicationController
   active_scaffold do |conf|
     conf.columns << :number_required
-    conf.subform.columns << :number_required
+    conf.subform.columns = [:building, :number, :number_required, :tenant]
+    conf.columns[:address].form_ui = :select
+    conf.columns[:building].form_ui = :select
+    conf.columns[:tenant].form_ui = :select
   end
 end

test/mock_app/app/controllers/people_controller.rb

@@ -3,6 +3,6 @@ class PeopleController < ApplicationController
     conf.columns.exclude :files
     conf.columns[:buildings].includes = nil
     conf.columns[:buildings].associated_limit = 0
-    conf.create.columns.exclude :address
+    conf.create.columns.exclude :address, :home
   end
 end