pytorch

99b154b8 - [ONNX] Support lstm_cell symbolic (#61476) (#62757)

[ONNX] Support lstm_cell symbolic (#61476) (#62757) Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/62757 Support lstm_cell symbolic Test Plan: Imported from OSS Reviewed By: SplitInfinity Differential Revision: D30349061 Pulled By: msaroufim fbshipit-source-id: f236177e3e5c62a30b7e4d91a623bcaef21b5eb1 Co-authored-by: jiafatom <jiafa@microsoft.com>