ASoC: wcd-mbhc: Avoid headset jack corrosion due to moisture

Detect moisture in the headset jack and avoid headset jack
corrosion due to presence of moisture over prolonged duration.

Change-Id: I0227e516feb58c96ddf6a8fbc32423bfe7733ca6
Signed-off-by: Sudheer Papothi <spapothi@codeaurora.org>