[libc-commits] [libc] [libc] rename cpp::count_ones to cpp::popcount to better mirror std:: (PR #84388)

[Nick Desaulniers via libc-commits]

nickdesaulniers wrote:

> Seems you missed one uses in the tests.

Fixed in https://github.com/llvm/llvm-project/pull/84388/commits/36bfffbb2f94f021354d1dc83d5d846242d4bbea PTAL

https://github.com/llvm/llvm-project/pull/84388