upnp: Align tree order
https://docs.osgi.org/specification/osgi.cmpn/7.0.0/service.upnp.html
As per upnp spec, rootdevice => device => services, this change to fix the parent order in datamodel.
https://docs.osgi.org/specification/osgi.cmpn/7.0.0/service.upnp.html
As per upnp spec, rootdevice => device => services, this change to fix the parent order in datamodel.