[skip ci] Set test owner for test_mkldnn.py (#66845)
Summary:
Action following https://github.com/pytorch/pytorch/issues/66232
cc gujinghui PenghuiCheng XiaobingSuper jianyuh VitalyFedyunin
Pull Request resolved: https://github.com/pytorch/pytorch/pull/66845
Reviewed By: anjali411
Differential Revision: D31803377
Pulled By: janeyx99
fbshipit-source-id: 4fcf77d3e4bf976449a0b1ab4d750619db3493a1
