[libcxx-commits] [libcxx] [libc++] Update a comment about -nostdlib++ (PR #67429)

[Louis Dionne via libcxx-commits]

ldionne wrote:

@nico Here's my attempt to clean this up a bit further: https://github.com/llvm/llvm-project/pull/68832

https://github.com/llvm/llvm-project/pull/67429