pytorch

cd3ed4db - Update README.md (#28971)

Update README.md (#28971) Summary: Fixed some grammar. Pull Request resolved: https://github.com/pytorch/pytorch/pull/28971 Differential Revision: D18265791 Pulled By: soumith fbshipit-source-id: 778ab3e8a31f5f520a048c089c719c618427eaa6