hardware/include: Add the pressure to the sensor data structure

Add the pressure variable to the sensor.h file for barometer.

Change-Id: Ie05b65f9215639cee6dc3ae926a0cc07e673e5b6
Signed-off-by: Dan Murphy <wldm10@motorola.com>
diff --git a/include/hardware/sensors.h b/include/hardware/sensors.h
index 610651f..4bc81db 100644
--- a/include/hardware/sensors.h
+++ b/include/hardware/sensors.h
@@ -250,6 +250,9 @@
 
         /* light in SI lux units */
         float           light;
+
+	/* pressure in hecto pascals */
+        float           pressure;
     };
 
     /* time is in nanosecond */