HMP: Remove the duplicated info "info kvm" in hmp-commands.hx.

Signed-off-by: NZhi Yong Wu <wuzhy@linux.vnet.ibm.com>
Signed-off-by: NStefan Hajnoczi <stefanha@linux.vnet.ibm.com>

hmp-commands.hx

@@ -1311,8 +1311,6 @@ show virtual to physical memory mappings (i386, SH4 and SPARC only)
 show the active virtual memory mappings (i386 only)
 @item info jit
 show dynamic compiler info
-@item info kvm
-show KVM information
 @item info numa
 show NUMA information
 @item info kvm