[llvm] [mlgo][inliner] Handle recursive cases when skipping non-cold functions (PR #164099)

[Mircea Trofin via llvm-commits]

mtrofin wrote:

### Merge activity

* **Oct 20, 2:27 PM UTC**: A user started a stack merge that includes this pull request via [Graphite](https://app.graphite.dev/github/pr/llvm/llvm-project/164099).


https://github.com/llvm/llvm-project/pull/164099