format code with gofumpt

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

cmd/docker/docker.go

@@ -40,7 +40,6 @@ func newDockerCommand(dockerCli *command.DockerCli) *cli.TopLevelCommand {
 				return command.ShowHelp(dockerCli.Err())(cmd, args)
 			}
 			return fmt.Errorf("docker: '%s' is not a docker command.\nSee 'docker --help'", args[0])
-
 		},
 		PersistentPreRunE: func(cmd *cobra.Command, args []string) error {
 			return isSupported(cmd, dockerCli)