Added platform-kvm and platform-vmware to Server variant

variants.xml

@@ -223,7 +223,8 @@
       <group default="false">network-tools</group>
       <group default="false">networkmanager-submodules</group>
       <group default="false">performance</group>
-      <group default="false">performance</group>
+      <group default="false">platform-kvm</group>
+      <group default="false">platform-vmware</group>
       <group default="false">python-web</group>
       <group default="false">remote-system-management</group>
       <group default="false">scientific</group>