slapos_upgrader: migrate compute already linked to a project

master/bt5/slapos_upgrader/SkinTemplateItem/portal_skins/slapos_upgrader/ComputeNode_checkSiteMigrationToVirtualMaster.py

@@ -53,9 +53,9 @@ if (len(not_migrated_compute_node['instance_list']) == 0) and \
 # Node linked to a project
 elif not_migrated_compute_node['project_relative_url'] is not None:
 
+  compute_node.activate().Base_activateObjectMigrationToVirtualMaster(not_migrated_compute_node['project_relative_url'])
   not_migrated_compute_node_dict.pop(compute_node_relative_url)
 
-
 else:
   # If the related instance are all grouped on this machine, and from the same user
   from_same_user_only = True