Add batched model to torchdeploy examples (#62836)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/62836
Used for upcoming diff that adds support for batching to torchdeploy
Test Plan: Models are used by later diffs, but generation script is verified by CI now and locally.
Reviewed By: gunchu
Differential Revision: D30135938
fbshipit-source-id: 566a32a3ede56833e41712025e9d47191dfc5f39
