net: freescale: ucc_geth: remove unused PHY_INIT_TIMEOUT and PHY_CHANGE_TIME

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

1577ecef7666 ("netdev: Merge UCC and gianfar MDIO bus drivers")
728de4c927a3 ("ucc_geth: migrate ucc_geth to phylib")

Signed-off-by: Heiner Kallweit <[e-mail]>
Reviewed-by: Gerhard Engleder <[e-mail]>
Link: https://patch.msgid.link/[e-mail]
Signed-off-by: Jakub Kicinski <[e-mail]>

drivers/net/ethernet/freescale/ucc_geth.h

···
 							   addresses */
 
 #define TX_TIMEOUT                              (1*HZ)
-#define PHY_INIT_TIMEOUT                        100000
-#define PHY_CHANGE_TIME                         2
 
 /* Fast Ethernet (10/100 Mbps) */
 #define UCC_GETH_URFS_INIT                      512	/* Rx virtual FIFO size