[libcxx-commits] [libcxx] [libcxx] removes dedicated namespaces for ranges stuff (PR #76543)

[Louis Dionne via libcxx-commits]

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

LGTM. I have a vague recollection that there was a reason for putting them in a separate namespace, but if you say there wasn't then it's probably just my memory playing tricks on me.

https://github.com/llvm/llvm-project/pull/76543