Automated submodule update: FBGEMM (#41814)
Summary:
This is an automated pull request to update the first-party submodule for [pytorch/FBGEMM](https://github.com/pytorch/FBGEMM).
New submodule commit: https://github.com/pytorch/FBGEMM/commit/139c6f2292a876af9ef6264e6bb612b04539c711
Pull Request resolved: https://github.com/pytorch/pytorch/pull/41814
Test Plan: Ensure that CI jobs succeed on GitHub before landing.
Reviewed By: dskhudia
Differential Revision: D22648844
fbshipit-source-id: 4cfa8d83585407f870ea2bdee74e1c1f371082eb
