Audio: refine latency for nonms12 [1/2]

PD#SWPL-178019
PD#SWPL-177686

Problem:
unnecessary sleep when write submix..

Solution:
remove sleep.

Verify:
yocto.

Change-Id: I88e9192a2d624f9c8dd57afacf8e22c36bc7618f
Signed-off-by: wei.wang1 <wei.wang1@amlogic.com>
1 file changed