[compiler-rt] [sanitizer] Implement __sanitizer_symbolize_frame (PR #67491)

[Nico Weber via llvm-commits]

nico wrote:

Looks like this breaks building on mac: http://45.33.8.238/macm1/70020/step_4.txt

Please take a look and revert for now if it takes a while to fix.

https://github.com/llvm/llvm-project/pull/67491