[Reland] add xenial + cuda 9.2 + gcc 5.4 CI test (#39036)
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/39036
Test Plan: Imported from OSS
Differential Revision: D21731026
Pulled By: glaringlee
fbshipit-source-id: ae678f786f95e3687ed6b3f176fe6736a436c721
