[llvm] [Offload][OMPX] Add the runtime support for multi-dim grid and block (PR #118042)

[Jan Patrick Lehr via llvm-commits]

jplehr wrote:

> @jplehr Is that the only failure you observed? Could you help check the latest change?

Let me give this another shot. I'll let you know!

https://github.com/llvm/llvm-project/pull/118042