cpu_map: Add missing AMD SVM features

Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>

tests/cputestdata/x86_64-cpuid-FX-8150-host.xml

@@ -21,4 +21,14 @@
   <feature name='perfctr_core'/>
   <feature name='perfctr_nb'/>
   <feature name='invtsc'/>
+  <feature name='npt'/>
+  <feature name='lbrv'/>
+  <feature name='svm-lock'/>
+  <feature name='nrip-save'/>
+  <feature name='tsc-scale'/>
+  <feature name='vmcb-clean'/>
+  <feature name='flushbyasid'/>
+  <feature name='decodeassists'/>
+  <feature name='pause-filter'/>
+  <feature name='pfthreshold'/>
 </cpu>