Add language support for Slovenian

Description

Slovenian has been translated 100% and therefore meets the inclusion criteria of translations (see https://docs.opencast.org/develop/developer/localization/).

This PR is about adding language support for Slovenian

Steps to reproduce

None

Status

Assignee

Sven Stauber

Reporter

Sven Stauber

Criticality

None

Tags (folksonomy)

None

Fix versions

Affects versions

Priority

Configure