docs: Add types friendly badge 📚 (#229)
docs: Add types friendly badge 📚 (#229)

## What does it do?

Adds a "types (friendly) badge" to Readme

## Type of change

Please delete options that are not relevant.

- [ ] Bug fix (non-breaking change which fixes an issue)
- [ ] New feature (non-breaking change which adds functionality)
- [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)
- [X] This change requires a documentation update

dowjones/react-dropdown-tree-select