ASoC: wsa881x: ocp register update during playback

During playback, read wsa881x temperature and update
ocp register based on certain temperature conditions
to avoid speaker damage.

Change-Id: I3c8dd9fdc8ef480f8997338b349f31b72c7cfa48
Signed-off-by: Vidyakumar Athota <vathota@codeaurora.org>