arm64: zynqmp: Add label property to all ina226 on zcu102

Label property is adding capability to distiguish chips from each other
when iio framework is used.
Signed-off-by: Michal Simek <michal.simek@xilinx.com>

arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts

@@ -253,60 +253,70 @@ i2c@0 {
 			u76: ina226@40 { /* u76 */
 				compatible = "ti,ina226";
 				#io-channel-cells = <1>;
+				label = "ina226-u76";
 				reg = <0x40>;
 				shunt-resistor = <5000>;
 			};
 			u77: ina226@41 { /* u77 */
 				compatible = "ti,ina226";
 				#io-channel-cells = <1>;
+				label = "ina226-u77";
 				reg = <0x41>;
 				shunt-resistor = <5000>;
 			};
 			u78: ina226@42 { /* u78 */
 				compatible = "ti,ina226";
 				#io-channel-cells = <1>;
+				label = "ina226-u78";
 				reg = <0x42>;
 				shunt-resistor = <5000>;
 			};
 			u87: ina226@43 { /* u87 */
 				compatible = "ti,ina226";
 				#io-channel-cells = <1>;
+				label = "ina226-u87";
 				reg = <0x43>;
 				shunt-resistor = <5000>;
 			};
 			u85: ina226@44 { /* u85 */
 				compatible = "ti,ina226";
 				#io-channel-cells = <1>;
+				label = "ina226-u85";
 				reg = <0x44>;
 				shunt-resistor = <5000>;
 			};
 			u86: ina226@45 { /* u86 */
 				compatible = "ti,ina226";
 				#io-channel-cells = <1>;
+				label = "ina226-u86";
 				reg = <0x45>;
 				shunt-resistor = <5000>;
 			};
 			u93: ina226@46 { /* u93 */
 				compatible = "ti,ina226";
 				#io-channel-cells = <1>;
+				label = "ina226-u93";
 				reg = <0x46>;
 				shunt-resistor = <5000>;
 			};
 			u88: ina226@47 { /* u88 */
 				compatible = "ti,ina226";
 				#io-channel-cells = <1>;
+				label = "ina226-u88";
 				reg = <0x47>;
 				shunt-resistor = <5000>;
 			};
 			u15: ina226@4a { /* u15 */
 				compatible = "ti,ina226";
 				#io-channel-cells = <1>;
+				label = "ina226-u15";
 				reg = <0x4a>;
 				shunt-resistor = <5000>;
 			};
 			u92: ina226@4b { /* u92 */
 				compatible = "ti,ina226";
 				#io-channel-cells = <1>;
+				label = "ina226-u92";
 				reg = <0x4b>;
 				shunt-resistor = <5000>;
 			};
@@ -319,48 +329,56 @@ i2c@1 {
 			u79: ina226@40 { /* u79 */
 				compatible = "ti,ina226";
 				#io-channel-cells = <1>;
+				label = "ina226-u79";
 				reg = <0x40>;
 				shunt-resistor = <2000>;
 			};
 			u81: ina226@41 { /* u81 */
 				compatible = "ti,ina226";
 				#io-channel-cells = <1>;
+				label = "ina226-u81";
 				reg = <0x41>;
 				shunt-resistor = <5000>;
 			};
 			u80: ina226@42 { /* u80 */
 				compatible = "ti,ina226";
 				#io-channel-cells = <1>;
+				label = "ina226-u80";
 				reg = <0x42>;
 				shunt-resistor = <5000>;
 			};
 			u84: ina226@43 { /* u84 */
 				compatible = "ti,ina226";
 				#io-channel-cells = <1>;
+				label = "ina226-u84";
 				reg = <0x43>;
 				shunt-resistor = <5000>;
 			};
 			u16: ina226@44 { /* u16 */
 				compatible = "ti,ina226";
 				#io-channel-cells = <1>;
+				label = "ina226-u16";
 				reg = <0x44>;
 				shunt-resistor = <5000>;
 			};
 			u65: ina226@45 { /* u65 */
 				compatible = "ti,ina226";
 				#io-channel-cells = <1>;
+				label = "ina226-u65";
 				reg = <0x45>;
 				shunt-resistor = <5000>;
 			};
 			u74: ina226@46 { /* u74 */
 				compatible = "ti,ina226";
 				#io-channel-cells = <1>;
+				label = "ina226-u74";
 				reg = <0x46>;
 				shunt-resistor = <5000>;
 			};
 			u75: ina226@47 { /* u75 */
 				compatible = "ti,ina226";
 				#io-channel-cells = <1>;
+				label = "ina226-u75";
 				reg = <0x47>;
 				shunt-resistor = <5000>;
 			};