Add pure-functorch variant of the dp-cifar10 model (#1178)
Summary: Pull Request resolved: https://github.com/pytorch/benchmark/pull/1178
Test Plan:
- python test.py -k "test_functorch_dp_cifar10_train_cuda"
- I'm not sure what else needs to be tested, taking suggestions
Reviewed By: xuzhao9
Differential Revision: D39670612
Pulled By: zou3519
fbshipit-source-id: 58e8b430d2df4f52a0c9ad915051ad89c0374f00
