Librarian Bot: Add language metadata for dataset (#2)

- Librarian Bot: Add language metadata for dataset (eea0dbc1b59f96697ce938178520f5a94b1ae64c)


Co-authored-by: Librarian Bot (Bot) <[email protected]>

README.md

@@ -1,4 +1,6 @@
 ---
+language:
+- en
 license: cc-by-sa-4.0
 dataset_info:
   features: