Move Azure MultiGPU tests back to nightly (#58242)
Summary:
As its currently broken on master
Pull Request resolved: https://github.com/pytorch/pytorch/pull/58242
Reviewed By: samestep
Differential Revision: D28414152
Pulled By: malfet
fbshipit-source-id: 2566be294d62e39f9f7d316a039ab9372d685577
