cpu_map: Add more signatures for SandyBridge CPU models

Signed-off-by: NJiri Denemark <jdenemar@redhat.com>
Reviewed-by: NJán Tomko <jtomko@redhat.com>

src/cpu_map/x86_SandyBridge-IBRS.xml

 <cpus>
   <model name='SandyBridge-IBRS'>
     <signature family='6' model='42'/> <!-- 0206a0 -->
+    <signature family='6' model='45'/> <!-- 0206d0 -->
     <vendor name='Intel'/>
     <feature name='aes'/>
     <feature name='apic'/>

src/cpu_map/x86_SandyBridge.xml

 <cpus>
   <model name='SandyBridge'>
     <signature family='6' model='42'/> <!-- 0206a0 -->
+    <signature family='6' model='45'/> <!-- 0206d0 -->
     <vendor name='Intel'/>
     <feature name='aes'/>
     <feature name='apic'/>