Remove finput and fgrad_input from slow3d transpose signatures (#68899)
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/68899
Test Plan: Imported from OSS
Reviewed By: zou3519, albanD
Differential Revision: D32655872
Pulled By: jbschlosser
fbshipit-source-id: 963b391a489c639f98d9f634d4f4c668353c799a
