Translations update from Weblate (#2085)

* Translated using Weblate (German)

Currently translated at 99.7% (4422 of 4434 strings)

Translation: XWiki Platform/XWiki Core Resources
Translate-URL: https://l10n.xwiki.org/projects/xwiki-platform/xwiki-core-resources/de/

* Translated using Weblate (German)

Currently translated at 100.0% (18 of 18 strings)

Translation: XWiki Platform/XWiki Platform Refactoring API
Translate-URL: https://l10n.xwiki.org/projects/xwiki-platform/xwiki-platform-refactoring-api/de/



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Co-authored-by: Clemens Robbenhaar <c.robbenhaar@green-meadows.de>