When .uno:IconSetFormatDialog gets a parameter, it directly creates the
icon set conditional formatting with pre-selected values.

Change-Id: I75dda90e5ea9c191254acc24c564cda7b27243a5
Reviewed-on: https://gerrit.libreoffice.org/56429Reviewed-by: Miklos Vajna <vmiklos@collabora.co.uk>
Tested-by: Miklos Vajna <vmiklos@collabora.co.uk>
Reviewed-on: https://gerrit.libreoffice.org/61660