P880: Add audio_effects.conf and also packages needed, just to
ensure they each get built for sure! Add voice_processing subdir
for libqcomvoiceprocessingdescriptors.so ...then once I get the
time I will build a FULL P880 voice processing library.

Change-Id: I37d202e0d15adc19eb1f7c1514158cee1d2609fe
Signed-off-by: sudosurootdev <sudosurootdev@gmail.com>