code: def update_vpnservice(self, vpnservice, desc):
          '''
          Updates a VPN service
          '''
          vpnservice_id = self._find_vpnservice_id(vpnservice)
          body = {'description': desc}
          return self.network_conn.update_vpnservice(vpnservice_id,
                                                     body={'vpnservice': body}f update_vpnservice(self, vpnservice, desc):
          '''
          Updates a VPN service
          '''
          vpnservice_id = self._find_vpnservice_id(vpnservice)
          body = {'description': desc}
          return self.network_conn.update_vpnservice(vpnservice_id,
                                                     body={'vpnservice': body})
docs: Updates a VPN service