Merge pull request #2337 from internetee/2334-remove-que

Refactor: remove legacy que

config/routes.rb

@@ -431,7 +431,6 @@ Rails.application.routes.draw do
     resources :bounced_mail_addresses, only: %i[index show destroy]
 
     authenticate :admin_user do
-      mount Que::Web, at: 'que'
       mount Sidekiq::Web, at: 'sidekiq'
     end
   end