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

- Librarian Bot: Add language metadata for dataset (0c64894df18125ef5adc7fc62ef07c9aa6cdcfa4)


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

README.md

@@ -1,4 +1,6 @@
 ---
+language:
+- en
 license: other
 ---