led: pwm: Drop duplicate OF "label" property parsing

The OF "label" property parsing is now handled in LED core,
drop the duplicate implementation from this driver.

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/drivers/led/led_pwm.c b/drivers/led/led_pwm.c
index 4e50272..10bd163 100644
--- a/drivers/led/led_pwm.c
+++ b/drivers/led/led_pwm.c
@@ -151,21 +151,11 @@
 	int ret;
 
 	dev_for_each_subnode(node, parent) {
-		struct led_uc_plat *uc_plat;
-		const char *label;
-
-		label = ofnode_read_string(node, "label");
-		if (!label)
-			label = ofnode_get_name(node);
-
 		ret = device_bind_driver_to_node(parent, LEDS_PWM_DRIVER_NAME,
 						 ofnode_get_name(node),
 						 node, &dev);
 		if (ret)
 			return ret;
-
-		uc_plat = dev_get_uclass_plat(dev);
-		uc_plat->label = label;
 	}
 	return 0;
 }