Add missing explanations in German to Glossary
Glossary is missing some explanations of terms (e.g. Einheit (Unit), Einsatzmittel (Unit Resource), Führungskraft (Leader))
See https://gitlab.opencode.de/smart-city-bamberg/innovativer-katastrophenschutz/-/wikis/Glossar
=> also backport to internal Lion5 GitHub repo
Edited by Christopher Nagy