Programming languages are for programming, not capturing token demographics. This shouldn't even be a consideration.
Stop trying to insert your identity politics into everything. Let's just leave a few pure things in this world, please.
Rust has had a code of conduct from the beginning too; that's their choice. Its also part of the Mozilla charter I believe.
If you don't like it, tough luck.
Run your own project however you like, but you've got no ground to stand on how others run theirs.