KVM: selftests: get-reg-list: add Permission Indirection registers

KVM: selftests: get-reg-list: add Permission Indirection registers

Add new system registers:
  - ID_AA64MMFR3_EL1
  - TCR2_EL1
  - PIRE0_EL1
  - PIR_EL1

Signed-off-by: Joey Gouly <joey.gouly@arm.com>
Cc: Marc Zyngier <maz@kernel.org>
Cc: Oliver Upton <oliver.upton@linux.dev>
Cc: Mark Brown <broonie@kernel.org>
Cc: Shuah Khan <shuah@kernel.org>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Link: https://lore.kernel.org/r/20230606145859.697944-21-joey.gouly@arm.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>