ASoC: msm: qdsp6v2: Initialize ASM no wait spinlock

Initialize spinlock for the no wait queue. The
spin_lock_init function is now called for the
spinlock on init for the audio client structure.

Change-Id: I14a6e9d5364a48e8d43c798067356524020cc007
Signed-off-by: Ben Romberger <bromberg@codeaurora.org>