ARM: dts: at91: sama5d3xmb_cmp: fix SPI bus unit address

w+arch/arm/dts/.at91sam9260ek.dtb.pre.tmp:119.21-123.7: Warning (spi_bus_reg): /ahb/apb/spi@fffc8000/mtd_dataflash@0: SPI bus unit address format error, expected "1"
Signed-off-by: NEugen Hristev <eugen.hristev@microchip.com>

arch/arm/dts/sama5d3xmb_cmp.dtsi

@@ -57,7 +57,7 @@
 			};
 
 			i2c1: i2c@f0018000 {
-				ov2640: camera@0x30 {
+				ov2640: camera@30 {
 					compatible = "ovti,ov2640";
 					reg = <0x30>;
 					pinctrl-names = "default";