Fixes #5477 - CSV export contains overview_sortings which is always empty.

Co-authored-by: Florian Liebe <fl@zammad.com>

app/models/user.rb

@@ -112,7 +112,11 @@ class User < ApplicationModel
                          :image,
                          :authorizations,
                          :groups,
-                         :user_groups
+                         :user_groups,
+                         :two_factor_preferences,
+                         :chat_agent_created_by,
+                         :chat_agent_updated_by,
+                         :overview_sortings
 
   validates :note, length: { maximum: 5000 }
   sanitized_html :note, no_images: true