KVM: arm64: Fix FEAT_MTE in pKVM

Make sure we do not trap access to Allocation Tags.

Fixes: b56680de ("KVM: arm64: Initialize trap register values in hyp in pKVM")
Signed-off-by: Vladimir Murzin <vladimir.murzin@arm.com>
Reviewed-by: Oliver Upton <oliver.upton@linux.dev>
Reviewed-by: Fuad Tabba <tabba@google.com>
Link: https://lore.kernel.org/r/20250106112421.65355-1-vladimir.murzin@arm.com


Signed-off-by: Marc Zyngier <maz@kernel.org>