[llvm] [llvm-jitlink] Replace IR backtrace symbolication testcase with asm. (PR #175117)

[via llvm-commits]

dyung wrote:

Hi @lhames, the test still seems to be intermittently failing on my AArch64 darwin bot, not sure if you have any ideas what might be happening: https://lab.llvm.org/buildbot/#/builders/190/builds/33941

https://github.com/llvm/llvm-project/pull/175117