Add support for permutting dynamic fusion group outputs to channels last format (#70656)
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/70656
Test Plan: Imported from OSS
Reviewed By: navahgar
Differential Revision: D33458650
Pulled By: eellison
fbshipit-source-id: f0c7d20743deac7a87f7c9176e60da8100aefe41
