armv8: ls2080ardb, ls2080aqds: Adjust memory map for NOR-boot

This patch adjusts memory map for images on LS2080ARDB and
LS2080AQDS NOR flash as below

Image				Flash Offset
RCW+PBI				0x00000000
Boot firmware (U-Boot)		0x00100000
Boot firmware Environment	0x00300000
PPA firmware			0x00400000
PHY firmware			0x00980000
DPAA2 MC			0x00A00000
DPAA2 DPL			0x00D00000
DPAA2 DPC			0x00E00000
Kernel.itb			0x01000000

Signed-off-by: Santan Kumar <santan.kumar@nxp.com>
Signed-off-by: Priyanka Jain <priyanka.jain@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>