Librarian Bot: Add language metadata for dataset (#1)

- Librarian Bot: Add language metadata for dataset (9a38c4fb38c9310b963e7724a31aa018caad991e)


Co-authored-by: Librarian Bot (Bot) <librarian-bot@users.noreply.huggingface.co>

README.md

@@ -1,4 +1,6 @@
 ---
+language:
+- sv
 dataset_info:
   features:
   - name: text