Correctly mark unannotated NamedTuple field to be inferred TensorType (#46969)
Summary:
If there is no annotation given, we want to show users that the type is inferred
Pull Request resolved: https://github.com/pytorch/pytorch/pull/46969
Test Plan:
Added a new test case that throws an error with the expected error message
Fixes https://github.com/pytorch/pytorch/issues/46326
Reviewed By: ZolotukhinM
Differential Revision: D24614450
Pulled By: gmagogsfm
fbshipit-source-id: dec555a53bfaa9cdefd3b21b5142f5e522847504
