update for new audio.h header location

Change-Id: Ic4c62c4037800802427eb7d3c7f5eb8b25d18876
Signed-off-by: Dima Zavin <dima@android.com>
diff --git a/services/audioflinger/AudioPolicyService.cpp b/services/audioflinger/AudioPolicyService.cpp
index eebc1b3..ef8d957 100644
--- a/services/audioflinger/AudioPolicyService.cpp
+++ b/services/audioflinger/AudioPolicyService.cpp
@@ -35,7 +35,7 @@
 #include <hardware_legacy/power.h>
 
 #include <hardware/hardware.h>
-#include <hardware/audio.h>
+#include <system/audio.h>
 #include <hardware/audio_policy.h>
 #include <hardware/audio_policy_hal.h>