Replace Conv1d with Conv2d (#42867)
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/42867
Test Plan: Imported from OSS
Reviewed By: kimishpatel
Differential Revision: D23177916
Pulled By: kimishpatel
fbshipit-source-id: 68cc40cf42d03e5b8432dc08f9933a4409c76e25