diracCertification: remove /DIRAC/VirtualOrganization setting, needed for MultiVO setup

code/templates/diraccertif.cfg.erb

@@ -28,7 +28,7 @@ LocalInstallation
 DIRAC
 {
   Setup = <%= @dirac_config_args['setup'] %>
-  VirtualOrganization = <%= @dirac_config_args['vo'] %>
+  #  VirtualOrganization = <%= @dirac_config_args['vo'] %>
   Extensions = <%= @all_extensions.join(",") %>
   Hostname = <%= @server_name %>
   Security

code/templates/diraccertifinstall.cfg.erb

@@ -30,7 +30,7 @@ LocalInstallation
   #
   #  Give a Name to your User Community, it does not need to be the same name as in EGI,
   #  it can be used to cover more than one VO in the grid sense
-  VirtualOrganization = <%= @dirac_config_args['vo'] %>
+  #  VirtualOrganization = <%= @dirac_config_args['vo'] %>
   #  Site name
   SiteName = <%= @server_name %>
   #  Setup name