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

- Librarian Bot: Add language metadata for dataset (ae1816d30bd6c663a006680acbe12f9cdac171a0)


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

README.md

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