assistant: turn on voice match

Bug: 120666177
Test: locally build and see voice model retraining works.
Change-Id: Ieaff9f11cb1e879a65064001d5455b6f2d325f22
Reviewed-on: https://chromium-review.googlesource.com/c/1423659
Reviewed-by: Tao Wu <wutao@chromium.org>
Commit-Queue: Xiaohui Chen <xiaohuic@chromium.org>
Cr-Commit-Position: refs/heads/master@{#625351}
1 file changed