model_dump: update maintainer comment (#60698)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/60698
... to reflect that the Python command should be re-run when changing
the model.
Test Plan: CI
Reviewed By: dhruvbird
Differential Revision: D29380399
Pulled By: dreiss
fbshipit-source-id: 1ec464da4ebe6ddf400eb4a3b14da683369c0039
