mark-one: update u-boot fdt offset

Fixes the following u-boot error:

   Booting using the fdt blob at 0x71000000
ERROR: FDT image overlaps OS image (OS=0x70800000..0x71021c48)

Makefile

@@ -71,6 +71,7 @@ u-boot-${UBOOT_VER}/u-boot.bin: u-boot-${UBOOT_VER}.tar.bz2
 		cd u-boot-${UBOOT_VER} && \
 		wget ${USBARMORY_REPO}/software/u-boot/0001-Fix-microSD-detection-for-USB-armory-Mk-I.patch && \
 		patch -p1 < 0001-Fix-microSD-detection-for-USB-armory-Mk-I.patch && \
+		sed -ie 's/fdt_addr_r=0x71000000/fdt_addr_r=0x72000000/' include/configs/usbarmory.h && \
 		make usbarmory_config; \
 	elif test "${V}" = "mark-two"; then \
 		cd u-boot-${UBOOT_VER} && \