dssi from Education project

For 15.6 run the following as root:

zypper addrepo https://download.opensuse.org/repositories/Education/15.6/Education.repo
zypper refresh
zypper install dssi

For 15.5 run the following as root:

zypper addrepo https://download.opensuse.org/repositories/Education/15.5/Education.repo
zypper refresh
zypper install dssi

For 15.4 run the following as root:

zypper addrepo https://download.opensuse.org/repositories/Education/15.4/Education.repo
zypper refresh
zypper install dssi