Comment # 10 on bug 1018280 from Andreas F�rber

(In reply to Alexander Graf from comment #9)
> We could also add a dummy /etc/sysconfig/bootloader inside the JeOS-rootfs
> target that sets it to "no bootloader". That way the image we generate would
> end up consistently.

Sounds like a plan:

zypper rm grub2
rm -rf /boot/grub2/
# edit /etc/sysconfig/bootloader to have LOADER_TYPE="none"
yast bootloader

However, in that case manually selecting "GRUB2 for EFI" and then switching to
the "Bootloader Options" tab leads to an error for /usr/bin/grub2-editenv.