iio: adis1620x: Fix mixed up device descriptions

The module descriptions for the ADIS 16201, 16203 and 16209 drivers do not
match the actual function of the devices. Update them accordingly to fix
this.

Signed-off-by: Reto Schneider <[e-mail]>
Signed-off-by: Jonathan Cameron <[e-mail]>

drivers/staging/iio/accel/adis16201_core.c

···
 /*
- * ADIS16201 Programmable Digital Vibration Sensor driver
+ * ADIS16201 Dual-Axis Digital Inclinometer and Accelerometer
  *
  * Copyright 2010 Analog Devices Inc.
  *
···
 module_spi_driver(adis16201_driver);
 
 MODULE_AUTHOR("Barry Song <[e-mail]>");
-MODULE_DESCRIPTION("Analog Devices ADIS16201 Programmable Digital Vibration Sensor driver");
+MODULE_DESCRIPTION("Analog Devices ADIS16201 Dual-Axis Digital Inclinometer and Accelerometer");
 MODULE_LICENSE("GPL v2");
 MODULE_ALIAS("spi:adis16201");

drivers/staging/iio/accel/adis16203_core.c

···
 /*
- * ADIS16203 Programmable Digital Vibration Sensor driver
+ * ADIS16203 Programmable 360 Degrees Inclinometer
  *
  * Copyright 2030 Analog Devices Inc.
  *
···
 module_spi_driver(adis16203_driver);
 
 MODULE_AUTHOR("Barry Song <[e-mail]>");
-MODULE_DESCRIPTION("Analog Devices ADIS16203 Programmable Digital Vibration Sensor driver");
+MODULE_DESCRIPTION("Analog Devices ADIS16203 Programmable 360 Degrees Inclinometer");
 MODULE_LICENSE("GPL v2");
 MODULE_ALIAS("spi:adis16203");

drivers/staging/iio/accel/adis16209_core.c

···
 /*
- * ADIS16209 Programmable Digital Vibration Sensor driver
+ * ADIS16209 Dual-Axis Digital Inclinometer and Accelerometer
  *
  * Copyright 2010 Analog Devices Inc.
  *
···
 module_spi_driver(adis16209_driver);
 
 MODULE_AUTHOR("Barry Song <[e-mail]>");
-MODULE_DESCRIPTION("Analog Devices ADIS16209 Digital Vibration Sensor driver");
+MODULE_DESCRIPTION("Analog Devices ADIS16209 Dual-Axis Digital Inclinometer and Accelerometer");
 MODULE_LICENSE("GPL v2");
 MODULE_ALIAS("spi:adis16209");