[llvm] [mlir] [OpenMP][IRBuilder] Handle `target ... nowait` when codegen targets host (PR #124720)

[Leandro Lupori via llvm-commits]

luporl wrote:

> The buildbot failure seems completely unrelated. Please let me know if I missed something.

Yes, there is an issue open for it: https://github.com/llvm/llvm-project/issues/124485.
It seems to be a missing dependency on MLIR tests, that makes the build fail sometimes.

https://github.com/llvm/llvm-project/pull/124720