The Devouring Diadem template still using old unveil list as variants

[c20k20w]

Check version

• [X] I'm running the latest version of Path of Building and I've verified this by checking the changelog

Check for duplicates

• [X] I've checked for duplicate issues by using the search function of the issue tracker

What is the expected behaviour/value?

Devouring diadem should have updated list of unveils as variants, or use the alt variant system as per the other updated betrayal uniques

What is the actual behaviour/value?

There's a list of 19 variants but no updated ones

How to reproduce the issue

1. Open item list
2. Select The Devouring Diadem in middle pane
3. Open variant dropdown

Character build code

No

Screenshots

[QuickStick123]

This likely affects other non-generated veiled uniques.