added demo zielgruppen page

docs/kontakt.en.md

docs/kontakt.md

docs/zielgruppen2.md

public/en/faq/index.html

public/en/kontakt/index.html

public/en/openmakerspace/index.html

public/en/sicherheit_regeln/index.html

public/en/zielgruppen2/index.html

public/faq/index.html

public/feed_rss_created.xml

public/feed_rss_updated.xml

public/kontakt/index.html

public/openmakerspace/index.html

public/praktika/index.html

public/search/search_index.json

public/sicherheit_regeln/index.html

public/sitemap.xml

public/sitemap.xml.gz

public/zielgruppen/index.html

public/zielgruppen2/index.html