Don't shard torchrec_dlrm by default (#1822)
Summary:
Signed-off-by: Edward Z. Yang <ezyang@meta.com>
Pull Request resolved: https://github.com/pytorch/benchmark/pull/1822
Reviewed By: xuzhao9
Differential Revision: D48255807
Pulled By: ezyang
fbshipit-source-id: be6ab1c047e27924080f72c00b7c031f4b79323e
