ucm-config: Use the software volume on HUAWEI Headset

If we use the hardware volume control, the device somehow output the loud
voice just after plugged. Use the software volume instead to fix this

TEST=Verified by ODM

Change-Id: Idc77078a11aee64186557511893676db8ffe20e0
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/adhd/+/2807221
Reviewed-by: Cheng-Yi Chiang <cychiang@chromium.org>
Commit-Queue: Yu-Hsuan Hsu <yuhsuan@chromium.org>
Tested-by: Yu-Hsuan Hsu <yuhsuan@chromium.org>
2 files changed