Update README.md

Fix license, https://huggingface.co/Sao10K/Fimbulvetr-11B-v2 is licensed under CC-BY-NC-4.0

README.md

@@ -1,5 +1,5 @@
 ---
-license: other
+license: cc-by-nc-4.0
 license_name: freeuse
 license_link: LICENSE
 tags: