The implementation allows the LineEdit node to scale the right icon to match the font size first. Then, when the `expand_icon` option is enabled, the icon will expand to the full height of the node. The scale of the icon can then be controlled using the scale factor. Co-authored-by: Tomasz Chabora <kobewi4e@gmail.com> Co-authored-by: A Thousand Ships <96648715+AThousandShips@users.noreply.github.com>