ARM: axxia-gic: Fix support for kernel 5.10

commit  42723d596249df43f5e64fe5f4d0fb7cd155bef7 from
https://github.com/axxia/linux-yocto.git axxia-linux/v5.10/standard/axxia-dev/base

Fix support for kernel 5.10 on Intel Axxia GIC driver.

Signed-off-by: Mikael Beckius <mikael.beckius@windriver.com>
Signed-off-by: Daniel Dragomir <Daniel.Dragomir@windriver.com>
Signed-off-by: John Jacques <john.jacques@intel.com>
Signed-off-by: Quanyang Wang <quanyang.wang@windriver.com>