[jit] DeepAndWide benchmark (#43096)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/43096
Add benchmark script for deep and wide model.
Reviewed By: bwasti, yinghai
Differential Revision: D23099925
fbshipit-source-id: aef09d8606eba1eccc0ed674dfea59b890d3648b
