[llvm] [DebugInfo][BPF] Add 'annotations' field for DIBasicType & DISubroutineType (PR #91422)

[via llvm-commits]

yonghong-song wrote:

This pull request is the same as the patch in https://reviews.llvm.org/D143966 which has been acked by @dwblaikie and it looks good to me as well. So approve this pull request. @dwblaikie If you got a chance, could you take a look again?

https://github.com/llvm/llvm-project/pull/91422