mark-one: update u-boot fdt offset #210

Job	Run time
mark-one (imx53, uSD, mark-one)	29m 45s
mark-two (imx6ul, uSD, 512M, mark-two)	29m 32s
mark-two (imx6ul, uSD, 1G, mark-two)	29m 4s
mark-two (imx6ul, eMMC, 512M, mark-two)	30m 32s
mark-two (imx6ul, eMMC, 1G, mark-two)	28m 37s
mark-two (imx6ulz, uSD, 512M, mark-two)	29m 18s
mark-two (imx6ulz, uSD, 1G, mark-two)	28m 27s
mark-two (imx6ulz, eMMC, 512M, mark-two)	28m 42s
mark-two (imx6ulz, eMMC, 1G, mark-two)	29m 0s
	4h 22m 57s

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