message: fix usage highlighting
diff: @@ -6,6 +6,7 @@ export const USAGE = `
  ${clr(i18n.__('cli-repl.args.usage'), 'bold')}
  ${clr(i18n.__('cli-repl.args.options'), ['bold', 'yellow'])}
  +
  -h, --help ${i18n.__('cli-repl.args.help')}
  --ipv6 ${i18n.__('cli-repl.args.ipv6')}
  --host [arg] ${i18n.__('cli-repl.args.host')}
  