ucm-config: oak: Rename HP control to Headphone

BUG=chrome-os-partner:40164
CQ-DEPEND=Idc2f52424106a0268f6d0a5e86cf3c284e55365a
TEST=build and boot oak-rev1, test that CRAS can change both
     Headphone and Speaker volumes.

Change-Id: I77fc85d9d2e7ccf5a7d508bb2c7b679cf8ef16d2
Reviewed-on: https://chromium-review.googlesource.com/270600
Reviewed-by: Dylan Reid <dgreid@chromium.org>
Commit-Queue: Nicolas Boichat <drinkcat@chromium.org>
Trybot-Ready: Nicolas Boichat <drinkcat@chromium.org>
Tested-by: Nicolas Boichat <drinkcat@chromium.org>
1 file changed