Pin beartype for torchbench (#1907)
Summary:
As 0.16.0 is incompatible with ONNX type annotations, see https://github.com/beartype/beartype/issues/282
Pull Request resolved: https://github.com/pytorch/benchmark/pull/1907
Reviewed By: bdhirsh
Differential Revision: D49390421
Pulled By: malfet
fbshipit-source-id: 23cc556c8ae21041b24221fe5f745748f5df9c0d
