Add more customization including space between to Rating Icons

[austriker27]

It would be great if we had more control over styles for the Rating input. For example I would like to add space between each rating icon in a UI that looks like this:

(I tried for awhile to get this working but based on input from the discord, it seems like its not currently not possible).

And I'd love to add a slot for helper so I can do my own markup.