Add sfdisk to image-builder container
New versions of debos can set partition uuids on GPT partitions; For this sfdisk gets used (from the fdisk package).
Signed-off-by: Sjoerd Simons sjoerd@collabora.com
New versions of debos can set partition uuids on GPT partitions; For this sfdisk gets used (from the fdisk package).
Signed-off-by: Sjoerd Simons sjoerd@collabora.com