According to the original Telegraph article, the changes were at least first noticed in the 2022 UK editions of certain Dahl books. It’s unclear if these were implemented in other regions. Allegedly they began reviewing the material and internally working on the changes sometime in 2020, before the sale to Netflix.
sjsmac t1_j9yla7w wrote
This is from one day ago.
https://reddit.com/r/books/comments/11aqarf/roald_dahl_publisher_to_rerelease_authors/