[libc-commits] [libc] [libc] Clean up alternate test framework support (PR #89659)

[Guillaume Chatelet via libc-commits]

gchatelet wrote:

> > Mind updating the PR description? Not sure what happened there.
> 
> `gh pr create --fill` did it when it was supposed to use the text from git. I hate github.

`gh pr create --fill-first` ?

https://github.com/llvm/llvm-project/pull/89659