update for new audio.h header location

Change-Id: Ic4c62c4037800802427eb7d3c7f5eb8b25d18876
Signed-off-by: Dima Zavin <dima@android.com>
diff --git a/services/audioflinger/AudioPolicyService.h b/services/audioflinger/AudioPolicyService.h
index 01e592b..d9b5ada 100644
--- a/services/audioflinger/AudioPolicyService.h
+++ b/services/audioflinger/AudioPolicyService.h
@@ -22,7 +22,7 @@
 #include <utils/Vector.h>
 #include <binder/BinderService.h>
 
-#include <hardware/audio.h>
+#include <system/audio.h>
 #include <hardware/audio_policy.h>
 #include <hardware/audio_policy_hal.h>