[numpy] `torch.sqrt` : promote integer inputs to float (#47293)
Summary:
Reference https://github.com/pytorch/pytorch/issues/42515
Pull Request resolved: https://github.com/pytorch/pytorch/pull/47293
Reviewed By: malfet
Differential Revision: D24855994
Pulled By: mruberry
fbshipit-source-id: 1e6752f2eeba6d638dea0bdea0c650cf722718c9
