Support uboot for NXP LS1028ARDB reference board. GIC V3 has to
be disabled in the uboot config to allow booting upstream kernels.
This patch can be dropped once uboot is updated to 2022.04 version
to nxp-qoriq github lf-6.1.1 branch.
Signed-off-by: Wojciech Dubowik <Wojciech.Dubowik@protonmail.ch>