Add libaudioutils

Change-Id: I8fe062e4a78d8db1ce0612bf7cb58dc021925810
diff --git a/target/product/core.mk b/target/product/core.mk
index abb2d9f..e25294b 100644
--- a/target/product/core.mk
+++ b/target/product/core.mk
@@ -70,6 +70,7 @@
     libOpenMAXAL \
     libOpenSLES \
     libaudiopreprocessing \
+    libaudioutils \
     libcrypto \
     libdvm \
     libexpat \