[llvm] [OFFLOAD] Restore interop functionality (PR #161429)

[Alex Duran via llvm-commits]

adurang wrote:

@jplehr verified that the same functionality (and his other tests) work as before for AMD. (Although I'd note that for a full interop implementation more things are needed)

@jhuber6 @kevinsala @mjklemm @dreachem @CatherineMoore @jdoerfert 



https://github.com/llvm/llvm-project/pull/161429