message: change command for start lint validation
diff: - [ ] I have read the [CONTRIBUTING](https://github.com/swaponline/swap.react/wiki/Contribution) guide
  - [ ] branch rebased on `develop`
  -- [ ] styleguide check `npx eslint shared/**/*.js`
  +- [ ] styleguide check `npm run validate`
  - [ ] good naming
  - [ ] keep simple
  - [ ] video or screenshot attached
  