[PyTorch] Gate tls_local_dispatch_key_set off on iOS too (#64753)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/64753
This may possibly be causing problems on iOS. (Maybe we should just revert inlining access to this thing? Really don't understand what's wrong with it, though.)
ghstack-source-id: 137830520
Test Plan: CI
Reviewed By: iseeyuan
Differential Revision: D30826897
fbshipit-source-id: 0438dee9d49e7601c26cdca0e8540229c777eddb
