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

- Librarian Bot: Add language metadata for dataset (f36c879a4d981a6bd08351b43dfef3b6274472a2)


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

README.md

@@ -1,3 +1,5 @@
 ---
+language:
+- en
 license: unknown
 ---