Merge branch 'addTunnelServerAddress' of https://github.com/adamzhoul…

…/openyurt into addTunnelServerAddress

pkg/yurtctl/cmd/convert/convert.go

@@ -158,7 +158,7 @@ func (co *ConvertOptions) Complete(flags *pflag.FlagSet) error {
 	if cnStr != "" {
 		co.CloudNodes = strings.Split(cnStr, ",")
 	} else {
-		err := fmt.Errorf("The '--cloud nodes' parameter cannot be empty.Please specify the cloud node first, and then execute the yurtctl convert command")
+		err := fmt.Errorf("The '--cloud-nodes' parameter cannot be empty.Please specify the cloud node first, and then execute the yurtctl convert command")
 		return err
 	}