Update base for Update on "Build optimized operators lib with -fexceptions"

It should be permissible for this library to use exceptions, since it is not required to supported embedded systems.

TODO: presumably we need to manage rollout of the torchgen patch?

Differential Revision: [D67904052](https://our.internmc.facebook.com/intern/diff/D67904052/)

[ghstack-poisoned]

Author: swolchok