Port hypot to structured (#57627)
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/57627
Test Plan: Imported from OSS
Reviewed By: VitalyFedyunin
Differential Revision: D28224829
Pulled By: ezyang
fbshipit-source-id: d7b683618cc0c4df923ee771d6363478df677d7c
