Don't use cutils/Atomic.h

Test: builds
Change-Id: I6493f3f8eb700a194a796cd24241d33805170962
diff --git a/AK8975_FS/libsensors/sensors.cpp b/AK8975_FS/libsensors/sensors.cpp
index 6e81316..05db391 100644
--- a/AK8975_FS/libsensors/sensors.cpp
+++ b/AK8975_FS/libsensors/sensors.cpp
@@ -28,7 +28,7 @@
 
 #include <linux/input.h>
 
-#include <utils/Atomic.h>
+#include <cutils/atomic.h>
 #include <utils/Log.h>
 
 #include "sensors.h"