Translate Part 7

[aceArt-GmbH]

Description

Builds on #1602

Mixes #681 and https://github.com/REDLINK/cinny/blob/dev/public/locales/de/translation.json and some new translations

cc https://github.com/cinnyapp/cinny/issues/164

Type of change

• [ ] Bug fix (non-breaking change which fixes an issue)
• [x] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)
• [ ] This change requires a documentation update

Checklist:

• [x] My code follows the style guidelines of this project
• [x] I have performed a self-review of my own code
• [x] I have commented my code, particularly in hard-to-understand areas
• [x] I have made corresponding changes to the documentation
• [x] My changes generate no new warnings

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