asoc: kona: vote audio dcodec for mi2s fractional sample rate

To enable clock for mi2s running over fractional
sample rate, vote for audio dcodec lpass clock.

Change-Id: Ib8cff3ee0c61f23a4d8d163debea78dfb3a367a9
Signed-off-by: Karthikeyan Mani <kmani@codeaurora.org>