[Mlir-commits] [mlir] [mlir] Using `getDefiningOp<OpTy>()` instead of `dyn_cast_or_null<OpTy>(getDefiningOp())` (NFC) (PR #173445)

[Razvan Lupusoru]

https://github.com/razvanlupusoru approved this pull request.

The OpenACC changes look fine to me. Thank you.

https://github.com/llvm/llvm-project/pull/173445