[llvm-branch-commits] [lld] [lld][test] Fix AArch64 build attribute test cleanup (PR #164384)

[Martin Storsjö via llvm-branch-commits]

mstorsjo wrote:

> The test on main intends to stash all files in that temporary directory (it fails to, see #164396 for that fix), but regardless, it creates the directory.

As mentioned on the other review, I'm not sure if I'd read that much into it - and I think this kinda distracts from the core issue here; the old test produces a file named `%t`, while the new form on main creates `%` as a temp directory.

The change looks good to me though.

https://github.com/llvm/llvm-project/pull/164384