Add pairwise_distance api

[marigoold]

背景：https://github.com/Oneflow-Inc/oneflow/issues/8841 问题概述：缺少 pairwise_distance 算子 实现：Functor 层调用 norm(x1 - x2, p=p)

torch实现：https://github.com/pytorch/pytorch/blob/6a09847c42bf7d33ba0aea5b083eebd846661ce1/aten/src/ATen/native/Distance.cpp#L16-L23