Metadata update: we changed the `not-for-all-eyes` format (#9)

- Metadata update: we changed the `not-for-all-eyes` format (e8dc2c428456440fa8bce74db3e3c633c427a3ee)


Co-authored-by: Julien Chaumond <julien-c@users.noreply.huggingface.co>

README.md

@@ -1,5 +1,5 @@
 ---
 license: creativeml-openrail-m
 tags:
-- not_for_all_eyes
+- not-for-all-eyes
 ---