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

- Librarian Bot: Add language metadata for dataset (6bfbb2b82e5f7eb079247ad38f763f97db33d267)


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

README.md

@@ -1,3 +1,7 @@
+---
+language:
+- en
+---
 Creative Writing:
 ```
 keywords: