Fix language and license tag names (#2)

- Fix language and license tag names (c2129aa4cdaf4e24940b722d7852661374d09e70)

README.md

@@ -4,10 +4,10 @@ annotations_creators:
 - other
 language_creators:
 - other
-languages:
+language:
 - hi
-licenses:
-- afl-1.2
+license:
+- other
 multilinguality:
 - monolingual
 pretty_name: Hindi Language Modelling
@@ -66,4 +66,8 @@ task_ids:
 
 ### Data Splits
 
-[More Information Needed]
+[More Information Needed]
+
+## Licensing information
+
+Academic Free License v1.2.