fix(toggle-bool-builder): show if update action is enabled only

[ldlsegovia]

toggle bool selector must disappear if update option is disabled.

ActiveAdmin.register Invoice do
  actions :index

  index do
    toggle_bool_column :active
  end
end

toggle bool selector must disappear if update option is disabled.

ActiveAdmin.register Invoice do
  actions :index, :update

  index do
    toggle_bool_column :active
  end
end

[jgmontoya]

Se ve bien