always upload stats to s3+scribe (#1711)
Summary:
I've noticed the workflows aren't creating issues because they're too long, and when that happens, nothing gets uploaded to Scribe or S3 :c
We should continue the rest of the steps even when creating the GH issue fails.
Pull Request resolved: https://github.com/pytorch/benchmark/pull/1711
Reviewed By: xuzhao9
Differential Revision: D46375498
Pulled By: janeyx99
fbshipit-source-id: 439be9283befbe43a56dac7c1d722826032bf304
