Package `torch/*.pyi` type hints (#103016)
Including `torch._VF` and `torch.return_types`
These are generated by:
https://github.com/pytorch/pytorch/blob/4003e96ca1e54df58772870eb779c66e4b6e51fb/tools/pyi/gen_pyi.py#L1139-L1155
Ref #99541
Pull Request resolved: https://github.com/pytorch/pytorch/pull/103016
Approved by: https://github.com/Skylion007
