Remove the debugging info of pytorch=>onnx coverage script (#16538)
Summary:
Remove the debug info.
Pull Request resolved: https://github.com/pytorch/pytorch/pull/16538
Reviewed By: houseroad
Differential Revision: D13872068
Pulled By: zrphercule
fbshipit-source-id: 7572668d0048c37f6b6029a48e5ae4b8b21823f7
