audio: add back 5514 switch control for micbias use

Bug: 147567469

Revert "audio: rt5514: keep sto mixer control on"
This reverts commit ab34a7e9d73c46beed3615236f2dc8298682cc1c.
Change-Id: I3888abc4e6416be5adc118632ffb89cff8e44829
Signed-off-by: yixuanjiang <yixuanjiang@google.com>
1 file changed