[PyTorch] Fix unnecessary shared_ptr copies in FutureType (#66704)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/66704
Missing moves in the construction path.
ghstack-source-id: 140746391
Test Plan: CI
Reviewed By: suo
Differential Revision: D31694296
fbshipit-source-id: 3bed477c811069248611efdb57ad27c6ca233442
