[skip ci] hotfix headings routes

config/routes/admin/communication.rb

@@ -65,7 +65,7 @@ namespace :communication do
   end
   resources :blocks, controller: 'blocks', except: [:index] do
     collection do
-      resources :headings, controller: 'blocks/headings' do
+      resources :headings, controller: 'blocks/headings', except: [:index, :show] do
         collection do
           post :reorder
         end