[llvm] [Offload] Add GenericProfilerTy abstraction and APITypes extensions (PR #225639)

[Jan Patrick Lehr via llvm-commits]

jplehr wrote:

Let me add that with the introduction of the context, I'll need to look at this whole implementation again more carefully and probably rework a few places anyway.

The main purpose is get upstream CI to take a look at this.

https://github.com/llvm/llvm-project/pull/225639