hal: Enable integer overflow sanitizer

Enable integer overflow sanitizer in audio HAL for kona.

Change-Id: I16a81af39c888f9e5c3c10187ad81d29035a8bc0
diff --git a/qahw/Android.mk b/qahw/Android.mk
index a64b913..bd4ae53 100644
--- a/qahw/Android.mk
+++ b/qahw/Android.mk
@@ -30,6 +30,9 @@
 LOCAL_PRELINK_MODULE    := false
 LOCAL_VENDOR_MODULE     := true
 
+ifneq ($(filter kona,$(TARGET_BOARD_PLATFORM)),)
+LOCAL_SANITIZE := integer_overflow
+endif
 include $(BUILD_SHARED_LIBRARY)
 
 include $(CLEAR_VARS)