ARM: dts: armada-xp: Fix assigned-addresses for every PCIe Root Port

BDF of resource in DT assigned-addresses property of Marvell PCIe Root Port
(PCI-to-PCI bridge) should match BDF in address part in that DT node name
as specified resource belongs to Marvell PCIe Root Port itself.

Fixes: 9d8f44f0 ("arm: mvebu: add PCIe Device Tree informations for Armada XP")
Fixes: 12b69a59 ("ARM: mvebu: second PCIe unit of Armada XP mv78230 is only x1 capable")
Fixes: 2163e61c ("ARM: mvebu: fix second and third PCIe unit of Armada XP mv78260")
Signed-off-by: Pali Rohár <pali@kernel.org>
Signed-off-by: Gregory CLEMENT <gregory.clement@bootlin.com>