[llvm] [Passes] Remove LoopInterchange from O1 pipeline (PR #145071)

[Sjoerd Meijer via llvm-commits]

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

LGTM too.

This definitely does not belong in the simplification pipeline, the optimisation pipeline is the right home for this. 

https://github.com/llvm/llvm-project/pull/145071