[clang] [llvm] [openmp] [OpenMP][offload] Fix dynamic schedule tracking (PR #97065)

[Shilei Tian via cfe-commits]

https://github.com/shiltian commented:

The code changes look good now, but I'd prefer to have a non-SPMD mode test case.

https://github.com/llvm/llvm-project/pull/97065