pytorch

795c9136 - C++ API parity: CELU

C++ API parity: CELU Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/27487 Test Plan: Imported from OSS Differential Revision: D17835406 Pulled By: pbelevich fbshipit-source-id: a8282ae65d8996efcc8b8d846cfa637c3f89eda6