[skip ci] Set test owners for autograd tests (#66834)
Summary:
Action following https://github.com/pytorch/pytorch/issues/66232
cc ezyang albanD zou3519 gqchen pearu nikitaved soulitzer Lezcano Varal7
Pull Request resolved: https://github.com/pytorch/pytorch/pull/66834
Reviewed By: albanD
Differential Revision: D31761778
Pulled By: janeyx99
fbshipit-source-id: 355edfb1b940154e84fbba6f7b096605e75ae459
