She’s been playing you for saps and rolling in your money.
Hermione is white.
The play was a cashgrab.
This film series is a desperate search for relevance but can’t decide if it’s a kid’s film or something decent for the source material.
Her priority is your infantile fantasy money, the petard is so loud because she brandishes it at others, hoping you’ll never apply it to her. She’ll never release something that loses money. Ever.
By all means, hold your Queen of Diversity to the most rigorous standards.
How else do you expect everyone else to follow them?
Footnote: they count the Jewish characters as white, obviously.