arm64: dts: mt7988a-bpi-r4-pro: drop port4 from mxl switch

Author: frank-w

arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4-pro-8x.dts

@@ -147,7 +147,7 @@
 	ports {
 		port6: port@6 {
 			reg = <12>;
-			label = "mxl_lan5";
+			label = "mxl_lan4";
 			phy-mode = "usxgmii";
 			phy-handle = <&phy24>;
 			status = "okay";

arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4-pro.dtsi

@@ -436,14 +436,6 @@
 				status = "okay";
 			};
 
-			port4: port@4 {
-				reg = <4>;
-				label = "mxl_lan4";
-				phy-handle = <&switchphy4>;
-				phy-mode = "internal";
-				status = "okay";
-			};
-
 			port8: port@8 {
 				reg = <8>;
 				label = "cpu";