[llvm] [SPIR-V] reqd_work_group_size and work_group_size_hint metadata are correctly converted to the LocalSize and LocalSizeHint execution mode (PR #92552)

[Vyacheslav Levytskyy via llvm-commits]

https://github.com/VyacheslavLevytskyy edited https://github.com/llvm/llvm-project/pull/92552