Add account sensitized (#14361)

* Add account sensitized

* Fix i18n normalize

* Fix description and spec

* Fix spec

* Fix wording

app/models/admin/account_action.rb

@@ -8,6 +8,7 @@ class Admin::AccountAction
   TYPES = %w(
     none
     disable
+    sensitive
     silence
     suspend
   ).freeze
@@ -64,6 +65,8 @@ class Admin::AccountAction
     case type
     when 'disable'
       handle_disable!
+    when 'sensitive'
+      handle_sensitive!
     when 'silence'
       handle_silence!
     when 'suspend'
@@ -109,6 +112,12 @@ class Admin::AccountAction
     target_account.user&.disable!
   end
 
+  def handle_sensitive!
+    authorize(target_account, :sensitive?)
+    log_action(:sensitive, target_account)
+    target_account.sensitize!
+  end
+
   def handle_silence!
     authorize(target_account, :silence?)
     log_action(:silence, target_account)