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>