[libcxx-commits] [libcxx] attempt to add output groups to github actions for libc++ (PR #75233)

[Louis Dionne via libcxx-commits]

ldionne wrote:

I looked at the CI output and this seems really desirable. It looks like we could also avoid using `set -x` in a few places to increase readability a lot. Do you have interest in pursuing this patch or should someone else pick it up?

https://github.com/llvm/llvm-project/pull/75233