pytorch

7191ae58 - Add nvfuser support for prims.sign and refs.sign (#83167)

Add nvfuser support for prims.sign and refs.sign (#83167) This short PR adds nvFuser support for `prims.sign` and consequently `refs.sign`. Pull Request resolved: https://github.com/pytorch/pytorch/pull/83167 Approved by: https://github.com/ngimel