UI: subtitle and alternative title in chapter-processed book meta should be editors
Expected behaviour
As in the spec in #423 (closed) and #737 (closed) -- these fields should have Wax editor with: bold, italic, superscript, subscript:
- subtitle
- alternative title
Current behaviour
Plain text fields are shown
Steps to reproduce
Go to any chapter processed book, for example: https://ncbidev.cloud68.co/organizations/a2c1e381-f348-41a9-9d76-e4f11f761033/bookmanager/5ad24fd0-76b9-49b1-9523-2ea0a0ed6d34/
Priority
Assume Yes, for migration -- @lathrops1 to confrim