[skip ci] Set test owner for mobile tests (#66829)
Summary:
Action following https://github.com/pytorch/pytorch/issues/66232
Pull Request resolved: https://github.com/pytorch/pytorch/pull/66829
Reviewed By: albanD
Differential Revision: D31928812
Pulled By: janeyx99
fbshipit-source-id: 8116b7f3728df8632278b013007c06ecce583862
