audio: add back 5514 switch control for micbias use

Bug: 147567469

Revert "audio: rt5514: keep sto mixer control on"
This reverts commit 96a24b52f70b62c16fd94871403e13ff41ec24c7.
Change-Id: Id586695eeaaa3ac6bcd5b4a6cded9e7c6e3e9f1e
Signed-off-by: yixuanjiang <yixuanjiang@google.com>
1 file changed