pytorch

99df96d8 - Add silu and hardsigmoid converter (#71453)

Add silu and hardsigmoid converter (#71453) Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/71453 As title Test Plan: unit test Reviewed By: frank-wei Differential Revision: D33646384 fbshipit-source-id: d86326c93e4d6bd59c9152592721f0e6ecf7f6fb (cherry picked from commit d886380edef3388d60d529100332f9d9564f0913)