Port adaptive_max_pool3d_backward to structured kernel (#56800)
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/56800
Test Plan: Imported from OSS
Reviewed By: ezyang
Differential Revision: D27984077
Pulled By: SplitInfinity
fbshipit-source-id: 1425ae741474128f3aacd032d7f926ce5ea81101
