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

- Librarian Bot: Add language metadata for dataset (bba744d19e8d39f3aa8ef45fbaa9a279c0cbb3f5)


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

README.md

@@ -1,4 +1,6 @@
 ---
+language:
+- en
 size_categories: n<1K
 dataset_info:
   features: