[libcxx-commits] [libcxx] Update hash value constant for std::monostate (PR #171561)

[Nikolas Klauser via libcxx-commits]

https://github.com/philnik777 requested changes to this pull request.

This is ABI breaking and I don't see the point of it in general.

https://github.com/llvm/llvm-project/pull/171561