Still add system vm template to template_store_ref in adding image

store, otherwise systemvm cannot come up.

server/src/com/cloud/storage/StorageManagerImpl.java

@@ -1751,13 +1751,10 @@ public class StorageManagerImpl extends ManagerBase implements StorageManager, C
             // trigger system vm template download
             this._imageSrv.downloadBootstrapSysTemplate(store);
         }
-        // for NFS, template store association will be populated in template sync phase
-        /*
         else {
             // populate template_store_ref table
             this._imageSrv.addSystemVMTemplatesToSecondary(store);
         }
-        */
 
         // associate builtin template with zones associated with this image
         // store