Remove unneeded attribute alias

#791

app/models/concerns/domain/force_delete.rb

@@ -1,10 +1,6 @@
 module Concerns::Domain::ForceDelete
   extend ActiveSupport::Concern
 
-  included do
-    alias_attribute :force_delete_time, :force_delete_at
-  end
-
   def force_delete_scheduled?
     statuses.include?(DomainStatus::FORCE_DELETE)
   end

app/presenters/domain_presenter.rb

@@ -23,7 +23,7 @@ class DomainPresenter
   end
 
   def force_delete_date
-    view.l(domain.force_delete_time, format: :date) if domain.force_delete_time
+    view.l(domain.force_delete_at, format: :date) if domain.force_delete_at
   end
 
   def admin_contact_names

app/views/admin/domains/partials/_general.html.erb

@@ -34,8 +34,8 @@
             <dt><%= t('.delete_time') %></dt>
             <dd><%= l(@domain.delete_at) %></dd>
 
-            <dt><%= t('.force_delete_time') %></dt>
-            <dd><%= l(@domain.force_delete_at) %></dd>
+            <dt><%= Domain.human_attribute_name :force_delete_at %></dt>
+            <dd><%= l @domain.force_delete_at %></dd>
         </dl>
     </div>
 </div>