* Removes `ApplyLowerMultiReductionPatternsOp` (`apply_patterns.vector.lower_multi_reduction`) * Updates uses of `apply_patterns.vector.lower_multi_reduction` in tests to use: * reorder_and_expand_multi_reduction_dims * multi_reduction_flattening * multi_reduction_unrolling * Removes `populateVectorMultiReductionLoweringPatterns` (unused)