net: phylink: clean up phylink_resolve()

Now that we have reduced the indentation level, clean up the code
formatting.

Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Link: https://patch.msgid.link/E1t9RQz-002Ff5-EA@rmk-PC.armlinux.org.uk


Signed-off-by: Jakub Kicinski <kuba@kernel.org>