KVM: arm64: selftests: Sync ID_AA64MMFR3_EL1 in set_id_regs

When we added coverage for ID_AA64MMFR3_EL1 we didn't add it to the list
of registers we read in the guest, do so.

Fixes: 0b593ef12afc ("KVM: arm64: selftests: Catch up set_id_regs with the kernel")
Signed-off-by: Mark Brown <broonie@kernel.org>
1 file changed