[llvm] [memprof] Use BLAKE for FrameId (PR #109501)

[Snehasish Kumar via llvm-commits]

https://github.com/snehasish approved this pull request.

Thanks for the pointer @asl . Since the impact to runtime is minor, I'm fine with using Blake3. What do you think @kazutakahirata ?

https://github.com/llvm/llvm-project/pull/109501