st-hal-ar: use audio project pathmap for header includes

Change-Id: Ia65b0823c3418bb79344c5ed33f639d4d80e98b7
diff --git a/Android.mk b/Android.mk
index f92d1c8..88f1f42 100644
--- a/Android.mk
+++ b/Android.mk
@@ -23,8 +23,8 @@
     external/expat/lib \
     vendor/qcom/opensource/core-utils/fwk-detect \
     vendor/qcom/opensource/pal \
-    vendor/qcom/opensource/audio-hal/primary-hal/hal/audio_extn \
-    vendor/qcom/opensource/audio-hal/primary-hal/hal
+    $(call project-path-for,qcom-audio)/hal/audio_extn \
+    $(call project-path-for,qcom-audio)/hal
 
 LOCAL_SRC_FILES := \
     SoundTriggerDevice.cpp \