[DOC] fix a mistake in torch.dist document (#82104)
In document (https://pytorch.org/docs/stable/generated/torch.dist.html )the torch.dist(x, y, 0) returns inf.
However, it should return 4.0 and the pytorch (1.12) does return 4.0
Pull Request resolved: https://github.com/pytorch/pytorch/pull/82104
Approved by: https://github.com/samdow
