The distribution/package upgrade should do the conversion, and not upgrade-grub. Really. If the conversion needs to be baked into upgrade-grub, it should only be invoked by a special option --convert-to-UUID for instance.
The distribution/ package upgrade should do the conversion, and not upgrade-grub. Really. If the conversion needs to be baked into upgrade-grub, it should only be invoked by a special option --convert-to-UUID for instance.