[caffe2] explicitly pass use_offsets=false when calling fbgemm embedding kernels (#35711)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/35711
As title
Test Plan: CI
Reviewed By: jianyuh
Differential Revision: D20747290
fbshipit-source-id: fc9fced744cc8f0c61a671cb4b424ff067c2573d
