Automated submodule update: FBGEMM (#47263)
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/8eb6dcb23eee3b21c0e093a27810cb4a62dd3e27
Pull Request resolved: https://github.com/pytorch/pytorch/pull/47263
Test Plan: Ensure that CI jobs succeed on GitHub before landing.
Reviewed By: malfet
Differential Revision: D24701113
fbshipit-source-id: 92ab4ae93c4d0753ee3d6590e5616fc8cd6082a0
