[libcxx-commits] [libcxx] [libc++][test] Fix `is_always_lock_free` test (PR #105966)

[Louis Dionne via libcxx-commits]

ldionne wrote:

Jeez. I merged without noticing that this PR was also renaming the test (triggering other failures).

https://github.com/llvm/llvm-project/pull/105966