Wrap TRTInterpreter result with wrapper (#67307)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/67307
Wrap TRTInterpreter result so that any future change to output params is less likely to break existing use cases.
Test Plan: Run test with all touched file
Reviewed By: 842974287
Differential Revision: D31945634
fbshipit-source-id: 7cf73a1ef0098bff2013815f2f1692233ef7ec14
