Merge pull request #10068 from rifelpet/channels-errors

Cleanup channels error output

channels/pkg/cmd/root.go

@@ -46,6 +46,8 @@ func NewCmdRoot(f Factory, out io.Writer) *cobra.Command {
 	cmd := &cobra.Command{
 		Use:           "channels",
 		Short:         "channels applies software from a channel",
+		SilenceErrors: true,
+		SilenceUsage:  true,
 	}
 
 	cmd.PersistentFlags().AddGoFlagSet(goflag.CommandLine)