pytorch

5687ee1d - added a serialize function in SGD class to utilize the existing macro for serialization/deserialization calls

added a serialize function in SGD class to utilize the existing macro for serialization/deserialization calls Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/30739 Differential Revision: D18842908 Pulled By: anjali411 fbshipit-source-id: 7dc13ff9c4fc126790b88b1b4b5d03425c349d38