pc: correct misspelled CPU model-id for pc 2.2

Signed-off-by: NWang Xin <wangxinxin.wang@huawei.com>
Message-Id: <1517367668-25048-1-git-send-email-wangxinxin.wang@huawei.com>
Acked-by: NMichael S. Tsirkin <mst@redhat.com>
Signed-off-by: NEduardo Habkost <ehabkost@redhat.com>

include/hw/i386/pc.h

@@ -601,7 +601,7 @@ bool e820_get_entry(int, uint32_t, uint64_t *, uint64_t *);
 
 #define PC_COMPAT_2_2 \
     HW_COMPAT_2_2 \
-    PC_CPU_MODEL_IDS("2.3.0") \
+    PC_CPU_MODEL_IDS("2.2.0") \
     {\
         .driver = "kvm64" "-" TYPE_X86_CPU,\
         .property = "vme",\