This is like the forced addition of a kid into the script to help boost sales of toys, costumes and video games. Happened with Journey to the Center of the Earth and many others. No plot purpose, just commercialism.
Now shock value of gender stuff-—except it is getting repulsive as well as boring.
I don't recall anything like that in the only definitive film version of the book that I care to recognize, shot in 1959, with James Mason and Pat Boone.
Of course, they did include a female character played by Arlene Dahl in the expedition, which was a diversion from the original.
If you're going to go criticize adaptations, you could at least identify which adaptation you mean, you know!
Regards,
How about a new version of WW II with Hitler as a woman, and FDR Gay? Germans could bomb Pearl Harbor!
Yeah, what's up with those producers trying to maximize ancillary revenue streams?