ath25: eth: Fix PHY access over ar2313 driver

.ndo_do_ioctl is not called any more. For PHY MII ioctl handling, the
kernel calls .ndo_eth_ioctl now.

See upstream Linux kernel commit:
https://git.kernel.org/linus/a76053707dbf0dc020a73b4d90cd952409ef3691

Link: openwrt#16023
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>

target/linux/ath25/patches-5.15/110-ar2313_ethernet.patch

@@ -191,7 +191,7 @@
 +	.ndo_stop		= ar231x_close,
 +	.ndo_start_xmit		= ar231x_start_xmit,
 +	.ndo_set_rx_mode	= ar231x_multicast_list,
-+	.ndo_do_ioctl		= ar231x_ioctl,
++	.ndo_eth_ioctl		= ar231x_ioctl,
 +	.ndo_validate_addr	= eth_validate_addr,
 +	.ndo_set_mac_address	= eth_mac_addr,
 +	.ndo_tx_timeout		= ar231x_tx_timeout,