[llvm] [Test][ORC][JITLink] Preserve rbx in the test `ExecutionEngine/JITLink/x86-64/ELF_vtune.s` (PR #86472)

[Hongyu Chen via llvm-commits]

yugier wrote:

>I changed the test case, but I am not sure if the cfi directives need to update accordingly or not. Also, please check if this change would affect the test case or not. Can you please take a look?

I believe we do not need to update cfi directives here since we didn't modify anything related to the frame pointer. But please correct me if anyone believes I made a mistake here.


https://github.com/llvm/llvm-project/pull/86472