arm64/sysreg: Add ID register ID_AA64MMFR3

Add the new ID register ID_AA64MMFR3, according to DDI0601 2023-03.

Signed-off-by: Joey Gouly <joey.gouly@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: Mark Brown <broonie@kernel.org>
Reviewed-by: Mark Brown <broonie@kernel.org>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Link: https://lore.kernel.org/r/20230606145859.697944-2-joey.gouly@arm.com


Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>