[libcxx-commits] [libcxx] [libc++][NFC] Reuse `__bit_log2` for `sort` (PR #135303)

[Nikolas Klauser via libcxx-commits]

https://github.com/philnik777 approved this pull request.

LGTM assuming the CI is happy.

https://github.com/llvm/llvm-project/pull/135303