arm: dts: socfpga: remove 0x in name@address

Remove a case of 0x in the address of name@address. This is the
the preferred style.

Signed-off-by: David Lechner <dlechner@baylibre.com>

Author: dlech

arch/arm/boot/dts/intel/socfpga/socfpga_cyclone5_de10_nano_hps.dtsi

@@ -36,7 +36,7 @@
 };
 
 &fpga_axi {
-	gpio_bd: gpio_bd@0x10080 {
+	gpio_bd: gpio_bd@10080 {
 		compatible = "altr,pio-18.1", "altr,pio-1.0";
 		reg = <0x00010080 0x00000010>;
 		resetvalue = <0>;