ARM: dts: qcom: ipq8064: correct LED node names

GPIO LEDs is not a bus, so drop unit-address and also start suffix
numbering from 0:

  Warning (unit_address_vs_reg): /soc/leds/led@7: node has a unit name, but no reg or ranges property
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230420075053.41976-6-krzysztof.kozlowski@linaro.org

arch/arm/boot/dts/qcom-ipq8064-rb3011.dts

@@ -323,7 +323,7 @@ leds {
 			pinctrl-0 = <&leds_pins>;
 			pinctrl-names = "default";
 
-			led@7 {
+			led-0 {
 				label = "rb3011:green:user";
 				color = <LED_COLOR_ID_GREEN>;
 				gpios = <&qcom_pinmux 33 GPIO_ACTIVE_HIGH>;

arch/arm/boot/dts/qcom-ipq8064-v1.0.dtsi

@@ -92,34 +92,34 @@ leds {
 			pinctrl-0 = <&leds_pins>;
 			pinctrl-names = "default";
 
-			led@7 {
+			led-0 {
 				label = "led_usb1";
 				gpios = <&qcom_pinmux 7 GPIO_ACTIVE_HIGH>;
 				linux,default-trigger = "usbdev";
 				default-state = "off";
 			};
 
-			led@8 {
+			led-1 {
 				label = "led_usb3";
 				gpios = <&qcom_pinmux 8 GPIO_ACTIVE_HIGH>;
 				linux,default-trigger = "usbdev";
 				default-state = "off";
 			};
 
-			led@9 {
+			led-2 {
 				label = "status_led_fail";
 				function = LED_FUNCTION_STATUS;
 				gpios = <&qcom_pinmux 9 GPIO_ACTIVE_HIGH>;
 				default-state = "off";
 			};
 
-			led@26 {
+			led-3 {
 				label = "sata_led";
 				gpios = <&qcom_pinmux 26 GPIO_ACTIVE_HIGH>;
 				default-state = "off";
 			};
 
-			led@53 {
+			led-4 {
 				label = "status_led_pass";
 				function = LED_FUNCTION_STATUS;
 				gpios = <&qcom_pinmux 53 GPIO_ACTIVE_HIGH>;