[PyTorch][Static Runtime] Avoid managed output tensor DCHECK (#67221)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/67221
Update memory leak checks to not require that output tensors are cleaned up.
ghstack-source-id: 146464297
Test Plan: Tests should still pass; reviewers to confirm that this is OK in principle
Reviewed By: d1jang
Differential Revision: D31847567
fbshipit-source-id: bb7ff2f2ed701e2d7de07d8032a1281fccabd6a9
