target-i386: fix IvyBridge xlevel in PC_COMPAT_2_3

Previous patch changed xlevel and missed the compatibility code.

Fixes: 3046bb5debc8 ("target-i386: emulate CPUID level of real hardware")
Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
Reviewed-by: Andreas Färber <afaerber@suse.de>
Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>

include/hw/i386/pc.h

diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h
index c416574..954203d 100644
--- a/include/hw/i386/pc.h
+++ b/include/hw/i386/pc.h
@@ -351,6 +351,10 @@
             .property = "xlevel",\
             .value    = stringify(0x8000000a),\
         },{\
+            .driver   = "IvyBridge" "-" TYPE_X86_CPU,\
+            .property = "xlevel",\
+            .value    = stringify(0x8000000a),\
+        },{\
             .driver   = "Haswell" "-" TYPE_X86_CPU,\
             .property = "xlevel",\
             .value    = stringify(0x8000000a),\