ARM: ux500: correct I2C address of ambient light sensor

The ambient light sensor is places at address 0x29 nothing else.
This patch makes the ambient light sensor probe again.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

arch/arm/boot/dts/ste-href.dtsi

@@ -103,7 +103,7 @@ chan2 {
 			};
 			bh1780@29 {
 				compatible = "rohm,bh1780gli";
-				reg = <0x33>;
+				reg = <0x29>;
 			};
 		};