pytorch

b27fc0ff - [ONNX] Improve lower tuples and handle control flow (#57650) (#58694)

[ONNX] Improve lower tuples and handle control flow (#57650) (#58694) Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/58694 Improving the logic for finding tuple patterns within control flow. Also fixes: https://github.com/pytorch/pytorch/issues/56914 Test Plan: Imported from OSS Reviewed By: driazati Differential Revision: D28714806 Pulled By: SplitInfinity fbshipit-source-id: 1552100cf9cc88e6f58df2e90758e8898ba0a9b3 Co-authored-by: neginraoof <neginmr@utexas.edu>