pytorch

9d115523 - [ONNX] Create decorators for symbolic function registration (#84709)

[ONNX] Create decorators for symbolic function registration (#84709) This PR creates and tests the decorators proposed in #83787 Pull Request resolved: https://github.com/pytorch/pytorch/pull/84709 Approved by: https://github.com/AllenTiTaiWang, https://github.com/BowenBao