We already enable the Rockridge extension by default when building
ISO9660, so let's also enable the Joliet extension which allows to
support Unicode file names and long file names.
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Acked-by: Samuel Martin <s.martin49@gmail.com>
Acked-by: "Yann E. MORIN" <yann.morin.1998@free.fr>