Add a flag that allows breaking on NumPy ops (#107687)
This was removed in https://github.com/pytorch/pytorch/pull/106211/commits/63d406a6a9502a478eda5cf17601e95e6e896ce3
Resotiring, as it's rather useful for debugging.
Pull Request resolved: https://github.com/pytorch/pytorch/pull/107687
Approved by: https://github.com/larryliu0820
