code: @Help(
      help =
          "Update the VirtualNetworkFunctionDescriptor of a NetworkServiceDescriptor with specific id"
    )
    @Deprecated
    public VirtualNetworkFunctionDescriptor updateVNFD(
        final String idNSD,
        final String idVfn,
        final VirtualNetworkFunctionDescriptor virtualNetworkFunctionDescriptor)
        throws SDKException {
      String url = idNSD + "/vnfdescriptors" + "/" + idVfn;
      return (VirtualNetworkFunctionDescriptor) requestPut(url, virtualNetworkFunctionDescriptor);
    }
docs: Update a specific VirtualNetworkFunctionDescriptor that is contained in a particular
  NetworkServiceDescriptor.
  
  @param idNSD the ID of the NetworkServiceRecord containing the VirtualNetworkFunctionDescriptor
  @param idVfn the ID of the VNF Descriptor that shall be updated
  @param virtualNetworkFunctionDescriptor the updated version of the
  VirtualNetworkFunctionDescriptor
  @return the updated VirtualNetworkFunctionDescriptor
  @throws SDKException if the request fails