Add dynamo graph break stats to CI (#95635)
Adds columns to csv produced by accuracy job including dynamo graph break stats.
Example output from torchbench CI job:
<img width="771" alt="image" src="https://user-images.githubusercontent.com/4984825/221716236-9276684e-1be8-43e1-837e-f41671d4e0e3.png">
Pull Request resolved: https://github.com/pytorch/pytorch/pull/95635
Approved by: https://github.com/ezyang
