Record how many parameters we're parsing within dynamo (#148508)
Summary:
This allows us to track how many paramaters we have in compilations.
X-link: https://github.com/pytorch/pytorch/pull/148508
Approved by: https://github.com/jansel, https://github.com/anijain2305
Reviewed By: Camyll
Differential Revision: D73119517
fbshipit-source-id: c00d3ca4e5ac834f293de1a497056a21c73c7807
Co-authored-by: Sam Larsen <slarsen@meta.com>