Americans seem to sometimes use Avery 6577 which has 5/8" x 3"
labels, equaling 15.875 mm x 76.2 mm, so do not set the lower bound
to 17mm (which even breaks our used Avery 3240 sheets which have an
label height of 16.9 mm
Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
