Upload userbenchmark result to Scribe (#1061)
Summary:
This PR enables uploading userbenchmark results to scribe.
Pull Request resolved: https://github.com/pytorch/benchmark/pull/1061
Differential Revision: D38188019
Pulled By: xuzhao9
fbshipit-source-id: f1416c2f0abf1ec9d3f22015aa1b388692d74aec
