[libcxx-commits] [libcxx] [libc++][NFC] Run the container tests through clang-format (PR #126499)

[Louis Dionne via libcxx-commits]

ldionne wrote:

I am going to merge this now to reduce the likelihood of merge conflicts. I don't think there should be anything to adjust in the formatting, but if anyone stumbles upon something, please let me know and i'll fix it post-commit.

https://github.com/llvm/llvm-project/pull/126499