[llvm] [SLP] Precommit tests for strided store reordering (PR #193565)

[Alexey Bataev via llvm-commits]

alexey-bataev wrote:

> Currently these tests fail because we try to re-order strided store nodes in `reorderBottomToTop`.

What do you by 'fail'? Are the checks going to break the buildbots?

https://github.com/llvm/llvm-project/pull/193565