pytorch

80e6e3f1 - [iOS GPU][BE][1/n] Rename MPSCNNContext to MetalContext (#60280)

[iOS GPU][BE][1/n] Rename MPSCNNContext to MetalContext (#60280) Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/60280 No significant changes besides renaming the class. In the future, we'll convert this objc class to c++. ghstack-source-id: 131827490 Test Plan: - CircleCI - buck test pp-mac Reviewed By: SS-JIA Differential Revision: D29231824 fbshipit-source-id: a0d1327a55a0414011c78a7144d3b05f1579cf42