added language tag (#1)

- added language tag (8195ad69bf8d1de763bf10c507762c44cc15bdca)


Co-authored-by: Aaron Chibb <aari1995@users.noreply.huggingface.co>

README.md

@@ -1,5 +1,7 @@
 ---
 pipeline_tag: sentence-similarity
+language:
+  - de
 tags:
 - sentence-transformers
 - feature-extraction