move sagen.at from russian to german

docs/non-english.md

@@ -565,6 +565,7 @@
 * [MyComics](https://www.mycomics.de/) - Comics
 * [Kanjiku](https://kanjiku.net/) - Manga
 * [Hoerbuch](https://hoerbuch.us/) - Audiobooks
+* [Sagen](https://www.sagen.at/) - European Ethnology / Folklore
 
 ***
 
@@ -1475,7 +1476,6 @@ Italian
 * [Samlib](http://samlib.ru/) - Document Search
 * [militera](http://militera.org/) - Military History
 * [Arzamas](https://arzamas.academy/) - Cultural History
-* [Sagen](https://www.sagen.at/) - European Ethnology / Folklore
 * [Playing Soviet](https://commons.princeton.edu/soviet/) - Children's Books
 * [Baza Knig](https://baza-knig.ink/), [Flibusta_Anglysky](https://t.me/flibusta_anglysky), [Аkniga](https://akniga.org/), [Bibl](https://m.biblus.in/), [Knizhkin](https://knizhkin.net/) or [Bibl.us](https://bibl.us/) - Audiobooks
 * [Science Lab](https://fantlab.ru/) - Sci-Fi Book Discussion