Adds inequality testing aliases for better NumPy compatibility (#43870)
Summary:
This PR adds the following aliaes:
- not_equal for torch.ne
- greater for torch.gt
- greater_equal for torch.ge
- less for torch.lt
- less_equal for torch.le
This aliases are consistent with NumPy's naming for these functions.
Pull Request resolved: https://github.com/pytorch/pytorch/pull/43870
Reviewed By: zou3519
Differential Revision: D23498975
Pulled By: mruberry
fbshipit-source-id: 78560df98c9f7747e804a420c1e53fd1dd225002
