audio: fix no sound after eos [1/1]

PD#TV-150392

Problem:
after send eos, asink play again, there is no sound, because audiohal
mutes decoder when eos.

Solution:
unmute when resume.

Verify:
yocto

Change-Id: I0457109f4c7ac535eac553966f2aa8d848a87283
Signed-off-by: wei.du <wei.du@amlogic.com>
1 file changed