ipq806x: fix ethernet aliases

G10 and WPQ864 alias ethernet1 to &gmac0, which is never enabled on
either board; the GMAC that actually is enabled, gmac2, has no
alias. The following commit will force netdev naming from the DT alias,
so point ethernet1 at gmac2 to keep both active GMACs aliased.

Signed-off-by: Mieczyslaw Nalewaj <namiltd@yahoo.com>
Link: https://github.com/openwrt/openwrt/pull/25143
Signed-off-by: Robert Marko <robimarko@gmail.com>

target/linux/ipq806x/dts/qcom-ipq8064-g10.dts

@@ -11,7 +11,7 @@
 
 	aliases {
 		ethernet0 = &gmac1;
-		ethernet1 = &gmac0;
+		ethernet1 = &gmac2;
 
 		led-boot = &led_status_blue;
 		led-failsafe = &led_status_amber;

target/linux/ipq806x/dts/qcom-ipq8064-wpq864.dts

@@ -18,7 +18,7 @@
 	aliases {
 		mdio-gpio0 = &mdio0;
 		ethernet0 = &gmac1;
-		ethernet1 = &gmac0;
+		ethernet1 = &gmac2;
 
 		led-boot = &led_pass;
 		led-failsafe = &led_fail;