drivers: ethernet: remove imply MDIO

remove `imply MDIO` from the
ethernet drivers, that don't directly use mdio
and only use the ethernet phy api, now that the
phys select MDIO.

in 648c825 the
`select MDIO` ones were remove, unfortunatly I forgot
the implyed ones.

Signed-off-by: Fin Maaß <[email protected]>

Author: maass-hamburg

drivers/ethernet/Kconfig.litex

@@ -5,4 +5,3 @@ config ETH_LITEX_LITEETH
 	bool "LiteX LiteEth Ethernet core driver"
 	default y
 	depends on DT_HAS_LITEX_LITEETH_ENABLED
-	imply MDIO

drivers/ethernet/Kconfig.nxp_s32_gmac

@@ -7,7 +7,6 @@ menuconfig ETH_NXP_S32_GMAC
 	depends on DT_HAS_NXP_S32_GMAC_ENABLED
 	select NOCACHE_MEMORY if ARCH_HAS_NOCACHE_MEMORY_SUPPORT
 	select PINCTRL
-	imply MDIO
 	help
 	  Enable GMAC/EMAC Ethernet driver for NXP S32 SoCs.