pytorch

500b24e3 - [iOS] enable Metal in the nightly build (#62855)

[iOS] enable Metal in the nightly build (#62855) Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/62855 Test Plan: Test on Private Pod with the [HelloWorld](https://fburl.com/3hiwkkhm) demo Reviewed By: xta0 Differential Revision: D30174151 Pulled By: hanton fbshipit-source-id: 22cd8663ac239811bf8ed1c3b6301460d798dbfa