[libcxx-commits] [libcxx] [libc++][modules] Rewrite the modulemap to have fewer top-level modules (PR #107638)

[Louis Dionne via libcxx-commits]

ldionne wrote:

For information, this was the exact thing that broke when combined with this change: https://github.com/llvm/llvm-project/pull/99473#discussion_r1781296617

https://github.com/llvm/llvm-project/pull/107638