[llvm] [BOLT] Fix runtime/instrument-wrong-target.s test (PR #82858)

[Maksim Panchenko via llvm-commits]

maksfb wrote:

> > If the test is X86-specific, we should move it under `runtime/X86`.
> 
> It's not? It needs both x86 and aarch64 to work.

The host has to be x86. But we can move it afterwords since your fix is targeting a different issue.

https://github.com/llvm/llvm-project/pull/82858