lantiq: VG3503J - use the same PHY led functionality as the OEM firmware

Based on the vg3503j_gphy_led.sh script published in the VG3503J wiki
article, the OEM Firmware uses the following PHY led functionality:

    gphy led 0: LINK/ACTIVITY
    gphy led 1: LINK
    gphy led 2: ACTIVITY

Signed-off-by: Mathias Kresin <openwrt@kresin.me>

SVN-Revision: 49278

target/linux/lantiq/dts/VG3503J.dtsi

@@ -153,18 +153,18 @@
 		phy11: ethernet-phy@11 {
 			reg = <0x11>;
 			compatible = "lantiq,phy11g", "ethernet-phy-ieee802.3-c22";
-			lantiq,led0h = <0x42>;
-			lantiq,led0l = <0x10>;
-			lantiq,led2h = <0x20>;
-			lantiq,led2l = <0x00>;
+			lantiq,led1h = <0x70>;
+			lantiq,led1l = <0x00>;
+			lantiq,led2h = <0x00>;
+			lantiq,led2l = <0x03>;
 		};
 		phy13: ethernet-phy@13 {
 			reg = <0x13>;
 			compatible = "lantiq,phy11g", "ethernet-phy-ieee802.3-c22";
-			lantiq,led0h = <0x42>;
-			lantiq,led0l = <0x10>;
-			lantiq,led2h = <0x20>;
-			lantiq,led2l = <0x00>;
+			lantiq,led1h = <0x70>;
+			lantiq,led1l = <0x00>;
+			lantiq,led2h = <0x00>;
+			lantiq,led2l = <0x03>;
 		};
 	};
 };