[llvm-branch-commits] [libcxx] release/20.x: [libcxx] Add a missing include for __bit_iterator (#127015) (PR #131382)

[A. Jiang via llvm-branch-commits]

https://github.com/frederick-vs-ja approved this pull request.

LGTM. I opened #131506 for resolving CI failures with Apple Clang 17, perhaps that patch should be backported first.

https://github.com/llvm/llvm-project/pull/131382