Remove 'onchange' label for wrist tilt.

This will allow rate requests to propagate to the nanoapp.

Bug: 37220322
Change-Id: I4e4931d3814993e7715df53ef7fa37d5253534f8
diff --git a/sensorhal/hubconnection.cpp b/sensorhal/hubconnection.cpp
index 4231e22..9d78635 100644
--- a/sensorhal/hubconnection.cpp
+++ b/sensorhal/hubconnection.cpp
@@ -237,7 +237,6 @@
     mSensorState[COMMS_SENSOR_DOUBLE_TAP].sensorType = SENS_TYPE_DOUBLE_TAP;
     mSensorState[COMMS_SENSOR_DOUBLE_TAP].rate = SENSOR_RATE_ONCHANGE;
     mSensorState[COMMS_SENSOR_WRIST_TILT].sensorType = SENS_TYPE_WRIST_TILT;
-    mSensorState[COMMS_SENSOR_WRIST_TILT].rate = SENSOR_RATE_ONCHANGE;
     mSensorState[COMMS_SENSOR_DOUBLE_TOUCH].sensorType = SENS_TYPE_DOUBLE_TOUCH;
     mSensorState[COMMS_SENSOR_DOUBLE_TOUCH].rate = SENSOR_RATE_ONESHOT;
     mSensorState[COMMS_SENSOR_ACTIVITY_IN_VEHICLE_START].sensorType = SENS_TYPE_ACTIVITY_IN_VEHICLE_START;