ASoC: wsa881x-analog: fix shutdown of wsa during playback

Enable count of WSA startup/shutdown is not handled.
Add counter to handle the startup and shutdown properly.

Change-Id: I8c46fdd900c51d3e8d766b824f17996919779ba9
Signed-off-by: Laxminath Kasam <lkasam@codeaurora.org>