[Legend] item click v6

[dej611]

Summary

Details

Issues

Checklist

• [ ] The proper chart type label has been added (e.g. :xy, :partition)
• [ ] The proper feature labels have been added (e.g. :interactions, :axis)
• [ ] All related issues have been linked (i.e. closes #123, fixes #123)
• [ ] New public API exports have been added to packages/charts/src/index.ts
• [ ] Unit tests have been added or updated to match the most common scenarios
• [ ] The proper documentation and/or storybook story has been added or updated
• [ ] The code has been checked for cross-browser compatibility (Chrome, Firefox, Safari, Edge)
• [ ] Visual changes have been tested with light and dark themes