Missing localization: the online status ('PRETTY_CHAT_STATUS') is not localized

This variable should be localized:

https://github.com/conversejs/converse.js/blob/9ddf6e7b7a83fdc04c8b55f0f470e59c09283a39/src/plugins/muc-views/templates/occupant.js#L39C5-L39C57

Here is a screenshot of the label that is only in english:

![image](https://github.com/user-attachments/assets/25989c88-24fa-4c29-b87a-dbe4eeb77aef)
