init: Run pvrsrvinit right after the fs setup

This needs to be done as soon as possible to avoid race conditions
with zygote

Change-Id: Ice8330db9f882d44a54ac940f3adced008a6353f
audio: Reduce the amount of filtering in DL2

And bring down the volume a bit to compensate
Change-Id: I1dafa28b6b8887412107a48244c60084205605db