crespo/audio: build hal modules instead of libaudio

Change-Id: Ia4134c310a8e854d85c3584907a4da07355cc2b3
Signed-off-by: Dima Zavin <dima@android.com>
diff --git a/device_base.mk b/device_base.mk
index 183d936..fb0c9c2 100644
--- a/device_base.mk
+++ b/device_base.mk
@@ -94,6 +94,12 @@
 	overlay.s5pc110 \
 	sensors.herring
 
+# audio
+PRODUCT_PACKAGES += \
+	audio_policy.herring \
+	audio.primary.herring \
+	audio.a2dp.default
+
 # Libs
 PRODUCT_PACKAGES += \
 	libcamera \