Add release 2.1.0 config (#1953)
Summary:
Release Perf Testing for both A100 and T4 metal workflows
Pull Request resolved: https://github.com/pytorch/benchmark/pull/1953
Reviewed By: xuzhao9
Differential Revision: D49865117
Pulled By: atalman
fbshipit-source-id: 7215d590f7ec0c3f87b04a54dc76f57488825884
