airoha: an7581: correct phy nodename

Let node unit address same as reg.

Signed-off-by: Ziyang Huang <hzyitc@outlook.com>
Link: openwrt/openwrt#20482
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
(cherry picked from commit 077120f)

Author: hzyitc

target/linux/airoha/dts/an7581.dtsi

@@ -969,7 +969,7 @@
 				#address-cells = <1>;
 				#size-cells = <0>;
 
-				gsw_phy1: ethernet-phy@1 {
+				gsw_phy1: ethernet-phy@9 {
 					compatible = "ethernet-phy-ieee802.3-c22";
 					reg = <9>;
 					phy-mode = "internal";
@@ -991,7 +991,7 @@
 					};
 				};
 
-				gsw_phy2: ethernet-phy@2 {
+				gsw_phy2: ethernet-phy@a {
 					compatible = "ethernet-phy-ieee802.3-c22";
 					reg = <10>;
 					phy-mode = "internal";
@@ -1013,7 +1013,7 @@
 					};
 				};
 
-				gsw_phy3: ethernet-phy@3 {
+				gsw_phy3: ethernet-phy@b {
 					compatible = "ethernet-phy-ieee802.3-c22";
 					reg = <11>;
 					phy-mode = "internal";
@@ -1035,7 +1035,7 @@
 					};
 				};
 
-				gsw_phy4: ethernet-phy@4 {
+				gsw_phy4: ethernet-phy@c {
 					compatible = "ethernet-phy-ieee802.3-c22";
 					reg = <12>;
 					phy-mode = "internal";