Fix request_to_administrators checkbox on admin dashboard actions

app/controllers/admin/dashboard/actions_controller.rb

@@ -24,7 +24,9 @@ class Admin::Dashboard::ActionsController < Admin::Dashboard::BaseController
     end
   end
 
-  def edit; end
+  def edit
+    dashboard_action
+  end
 
   def update
     if dashboard_action.update(dashboard_action_params)

app/helpers/admin/proposal_dashboard_actions_helper.rb

@@ -7,4 +7,8 @@ module Admin::ProposalDashboardActionsHelper
   def default_actions
     %w[polls email poster]
   end
+
+  def css_for_resource(action)
+    "hide" if action == "proposed_action"
+  end
 end

app/views/admin/dashboard/actions/_form.html.erb

@@ -16,9 +16,10 @@
     <%= f.check_box :active, label: ::Dashboard::Action.human_attribute_name(:active) %>
   </div>
 
-  <div id="request_to_administrators" class="small-12 column margin-bottom hide"
+  <div id="request_to_administrators"
+       class="small-12 column margin-bottom <%= css_for_resource(@dashboard_action.action_type) %>"
        data-toggler=".hide">
-    <%= f.check_box :request_to_administrators, label: ::Dashboard::Action.human_attribute_name(:request_to_administrators) %>
+    <%= f.check_box :request_to_administrators %>
   </div>
 
 </div>