[llvm] Re-land [Transform][LoadStoreVectorizer] allow redundant in Chain (PR #168135)

[Drew Kersnar via llvm-commits]

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

LGTM! Thanks for refining this. And if you get the chance, I would love a review of https://github.com/llvm/llvm-project/pull/159388 once this lands and I merge your changes into my PR :). I'll ping you when that is ready.

https://github.com/llvm/llvm-project/pull/168135