[llvm] [MemProf] Attach value profile metadata to the IR using CalleeGuids. (PR #141164)

[Snehasish Kumar via llvm-commits]

snehasish wrote:

### Merge activity

* **May 31, 7:51 PM UTC**: A user started a stack merge that includes this pull request via [Graphite](https://app.graphite.dev/github/pr/llvm/llvm-project/141164).


https://github.com/llvm/llvm-project/pull/141164