pytorch

bfc481cf - extract //c10/core:ScalarType to its own library (#70855)

extract //c10/core:ScalarType to its own library (#70855) Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/70855 This library is depended on by parts of util so it has to go next. ghstack-source-id: 147170897 Test Plan: Rely on CI. Reviewed By: malfet Differential Revision: D33329527 fbshipit-source-id: 28a111f602ee085c1d9b0acec29790488f8c8f0b (cherry picked from commit e3601b94ff4a89caeb0c012a0d946613934646b9)