correct license in metadata in README.md (#2)

- correct license in metadata in README.md (e5a4306a4fc29a7d4e7e0ed1a525a222a7f99cda)


Co-authored-by: Tahir <TahirC@users.noreply.huggingface.co>

README.md

@@ -1,5 +1,5 @@
 ---
-license: cc-by-4.0
+license: cc-by-nc-4.0
 ---
 <div align="center">