Adding stepcounter and stepdetector xml files to device.mk.

Change-Id: I6c7620d121943a24a937635f8c7d63044a682740
diff --git a/device.mk b/device.mk
index 63fb975..1c4b50d 100644
--- a/device.mk
+++ b/device.mk
@@ -74,6 +74,8 @@
     frameworks/native/data/etc/android.hardware.sensor.light.xml:system/etc/permissions/android.hardware.sensor.light.xml \
     frameworks/native/data/etc/android.hardware.sensor.gyroscope.xml:system/etc/permissions/android.hardware.sensor.gyroscope.xml \
     frameworks/native/data/etc/android.hardware.sensor.barometer.xml:system/etc/permissions/android.hardware.sensor.barometer.xml \
+    frameworks/native/data/etc/android.hardware.sensor.stepcounter.xml:system/etc/permissions/android.hardware.sensor.stepcounter.xml \
+    frameworks/native/data/etc/android.hardware.sensor.stepdetector.xml:system/etc/permissions/android.hardware.sensor.stepdetector.xml \
     frameworks/native/data/etc/android.hardware.touchscreen.multitouch.jazzhand.xml:system/etc/permissions/android.hardware.touchscreen.multitouch.jazzhand.xml \
     frameworks/native/data/etc/android.software.sip.voip.xml:system/etc/permissions/android.software.sip.voip.xml \
     frameworks/native/data/etc/android.hardware.usb.accessory.xml:system/etc/permissions/android.hardware.usb.accessory.xml \