[NARY-REASSOCIATE] Support reassociation of min/max

Support reassociation for min/max. With that we should be able to transform min(min(a, b), c) -> min(min(a, c), b) if min(a, c) is already available.

Reviewed By: mkazantsev, lebedev.ri

Differential Revision: https://reviews.llvm.org/D88287