pytorch

ae83e44c - [MPS] Handle 1D inputs for NLL (#81290)

[MPS] Handle 1D inputs for NLL (#81290) * Add test for NLL 1d * Fix forward NLL for 1D case * Handle NLL backward for 1d Pull Request resolved: https://github.com/pytorch/pytorch/pull/81290 Approved by: https://github.com/razarmehr