[Mlir-commits] [mlir] [MLIR][Vector] Refactor tests for contract -> OP transforms (3/N) (PR #73447)

[Benjamin Maxwell]

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

I've had a look through and it all looks good to me (though it's a little tricky to diff these changes :)). 

https://github.com/llvm/llvm-project/pull/73447