The set_id_regs selftest lacks coverag for ID_AA64ISR3_EL1 which has
several features exposed to KVM guests in it.  Add coverage, and while
we're here adjust the test to improve maintainability a bit.  

The test will fail without the recently applied change adding FEAT_LSFE:

   https://lore.kernel.org/r/175829303126.1764550.939188785634158487.b4-ty@kernel.org (local)

Signed-off-by: Mark Brown <broonie@kernel.org>
---
Mark Brown (2):
      KVM: arm64: selftests: Remove a duplicate register listing in set_id_regs
      KVM: arm64: selftests: Cover ID_AA64ISAR3_EL1 in set_id_regs

 tools/testing/selftests/kvm/arm64/set_id_regs.c | 22 ++++++++++++++--------
 1 file changed, 14 insertions(+), 8 deletions(-)
---
base-commit: 5db15c998c390efbe5c82f6cda77cb896a3a6a3e
change-id: 20250919-kvm-arm64-id-aa64isar3-el1-f0bd8ab3d36b

Best regards,
--  
Mark Brown [off-list ref]