ASoC: wcd9335: Enable BCS in wcd9335 codec

Enable  button click suppression (BCS) in wcd9335
codec to reduce the click noise when headset buttons
are pressed during audio recording.

Change-Id: I39b7a53005969d37809d8b00e4faa7e5a1a7c959
Signed-off-by: Phani Kumar Uppalapati <phaniu@codeaurora.org>