[ONNX] remove raw export type (#59160)
Summary:
[ONNX] remove raw export type
Pull Request resolved: https://github.com/pytorch/pytorch/pull/59160
Reviewed By: tugsbayasgalan
Differential Revision: D28937039
Pulled By: SplitInfinity
fbshipit-source-id: 79bf91605526aa32a7304e75f50fe55d872bd4e8
