leds: Use log level warn instead of info when telling about a name clash

The LED names are expected to be unique in the system. Use KERN_WARNING log
level to notify the user about the matter.
Signed-off-by: NSakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: NBryan Wu <cooloney@gmail.com>
Signed-off-by: NRicardo Ribalda Delgado <ricardo.ribalda@gmail.com>

drivers/leds/led-class.c

@@ -257,7 +257,7 @@ int led_classdev_register(struct device *parent, struct led_classdev *led_cdev)
 		return PTR_ERR(led_cdev->dev);
 
 	if (ret)
-		dev_info(parent, "Led %s renamed to %s due to name collision",
+		dev_warn(parent, "Led %s renamed to %s due to name collision",
 				led_cdev->name, dev_name(led_cdev->dev));
 
 #ifdef CONFIG_LEDS_TRIGGERS