[PyTorch] Enable type check for autocast_test_lists (#45107)
Summary:
This is a sub-task for addressing: https://github.com/pytorch/pytorch/issues/42969. We re-enable type check for `autocast_test_lists `.
Pull Request resolved: https://github.com/pytorch/pytorch/pull/45107
Test Plan:
`python test/test_type_hints.py` passed:
```
(pytorch) bash-5.0$ with-proxy python test/test_type_hints.py
....
----------------------------------------------------------------------
Ran 4 tests in 103.871s
OK
```
Reviewed By: walterddr
Differential Revision: D23842884
Pulled By: Hangjun
fbshipit-source-id: a39f3810e3abebc6b4c1cb996b06312f6d42ffd6
