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

[Ryotaro Kasuga via llvm-commits]

https://github.com/kasuga-fj approved this pull request.

Looks reasonable to me. To begin with, I'm not sure why this is in the "simplification" pipeline. If it is for vectorization, I think it should be in the same place as `LoopDistribute`.

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