Fixing a few links in distributed CONTRIBUTING.md (#44753)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/44753
ghstack-source-id: 112132781
Test Plan: waitforbuildbot
Reviewed By: rohan-varma
Differential Revision: D23719077
fbshipit-source-id: 3d943dfde100d175f417554fc7fca1fdb295129f
