Add stable diffusion models to dense to skip on sparseadam (#1931)
Summary:
This will help resolve some runtime issues in our optim benchmarks lately.
Pull Request resolved: https://github.com/pytorch/benchmark/pull/1931
Reviewed By: xuzhao9
Differential Revision: D49597205
Pulled By: janeyx99
fbshipit-source-id: ffafd770f0bc85696679220de263d56ab2ab7711