r8169: remove setting LED default trigger, this is done by LED core now

After 1c75c424bd43 ("leds: class: If no default trigger is given, make
hw_control trigger the default trigger") this line isn't needed any
longer.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://lore.kernel.org/r/3a9cd1a1-40ad-487d-8b1e-6bf255419232@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

Author: hkallweit

drivers/net/ethernet/realtek/r8169_leds.c

@@ -129,7 +129,6 @@ static void rtl8168_setup_ldev(struct r8169_led_classdev *ldev,
 
 	r8169_get_led_name(tp, index, led_name, LED_MAX_NAME_SIZE);
 	led_cdev->name = led_name;
-	led_cdev->default_trigger = "netdev";
 	led_cdev->hw_control_trigger = "netdev";
 	led_cdev->flags |= LED_RETAIN_AT_SHUTDOWN;
 	led_cdev->hw_control_is_supported = rtl8168_led_hw_control_is_supported;