XNNPack Input Pointer Caching Comment (#62818)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/62818
Added a comment to explain why we no longer need to manually cache pointers/parameters for convolution, as removed in D29777605 (https://github.com/pytorch/pytorch/commit/f5c6c3947e4618d30ebd68a414f1cfcda27bdcd4)
Test Plan: Sandcastle tests (no code changed)
Reviewed By: kimishpatel
Differential Revision: D30113489
fbshipit-source-id: d697f05816acbd367d59a4aced1925303c683d40
