Mask all the users' emails in archives

If a user is not registered in Postorius and hasn't provided their Display name, their email address is displayed in archives. There should be at least an option to mask those addresses to avoid scraping them by spammers.

Example of displayed address:
https://lists.mailman3.com/hyperkitty/list/dillo-dev@mailman3.com/thread/TGWJIQNWPJQUABDJN2SDZCOIOD6A7YJ4/