[skip ci] Set test owner for test_dispatch.py (#66840)
Summary:
Action following https://github.com/pytorch/pytorch/issues/66232
Pull Request resolved: https://github.com/pytorch/pytorch/pull/66840
Reviewed By: saketh-are
Differential Revision: D31829224
Pulled By: janeyx99
fbshipit-source-id: 66aceacd4f976c36ed48ca5be59616d245ba2a82
