CompuLab imx8mp som family tag

net: phy: realtek: RTL8211F: Update the LED config apply logic

1) Apply the LED config after genphy_soft_reset(phydev);
2) Use the U-Boot defaults if unable to apply LEDs settings
   from device tree.

Signed-off-by: Valentin Raevsky <valentin@compulab.co.il>