KVM: x86: Select CONFIG_HAVE_KVM_DIRTY_RING_ACQ_REL

Since x86 is TSO (give or take), allow it to advertise the new
ACQ_REL version of the dirty ring capability. No other change is
required for it.

Signed-off-by: Marc Zyngier <maz@kernel.org>
Reviewed-by: Gavin Shan <gshan@redhat.com>
Reviewed-by: Peter Xu <peterx@redhat.com>
Link: https://lore.kernel.org/r/20220926145120.27974-4-maz@kernel.org

arch/x86/kvm/Kconfig

@@ -29,6 +29,7 @@ config KVM
 	select HAVE_KVM_PFNCACHE
 	select HAVE_KVM_IRQFD
 	select HAVE_KVM_DIRTY_RING_TSO
+	select HAVE_KVM_DIRTY_RING_ACQ_REL
 	select IRQ_BYPASS_MANAGER
 	select HAVE_KVM_IRQ_BYPASS
 	select HAVE_KVM_IRQ_ROUTING