adding russian to the list

app.py

@@ -288,6 +288,7 @@ def main() -> None:
             ## How to participate
             Participating is easy. Go to one of the Annotation Spaces of the language of your choice, log in or create a Hugging Face account, and you can start working.
             -   [Spanish](https://somosnlp-dibt-prompt-translation-for-es.hf.space/)
+            -   [Russian](https://dibt-russian-prompt-translation-for-russian.hf.space)
             """
         )