net: phy: remove unused PHY_INIT_TIMEOUT and PHY_FORCE_TIMEOUT

Both definitions are unused. Last users have been removed with:

f3ba9d49 ("net: s6gmac: remove driver")
2bd229df ("net: phy: remove state PHY_FORCING")

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Reviewed-by: Gerhard Engleder <gerhard@engleder-embedded.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://patch.msgid.link/f8e7b8ed-a665-41ad-b0ce-cbfdb65262ef@gmail.com


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