[TorchTidy] Add pattern to detect if set_to_none is set in zero_grad() (#81921)
Summary: Detect if we are using aten::zero_ to zero of the gradient, instead of setting it to None
Test Plan:
Added test in test.profiler.py
Differential Revision: [D38082642](https://our.internmc.facebook.com/intern/diff/D38082642)
Pull Request resolved: https://github.com/pytorch/pytorch/pull/81921
Approved by: https://github.com/robieta
