KVM: SVM: Fix x2APIC Logical ID calculation for avic_kick_target_vcpus_fast

For X2APIC ID in cluster mode, the logical ID is bit [15:0].

Fixes: 603ccef4 ("KVM: x86: SVM: fix avic_kick_target_vcpus_fast")
Cc: Maxim Levitsky <mlevitsk@redhat.com>
Signed-off-by: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Reviewed-by: Maxim Levitsky <mlevitsk@redhat.com>
Signed-off-by: Sean Christopherson <seanjc@google.com>
Message-Id: <20230106011306.85230-14-seanjc@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>