Update files from the datasets library (from 1.18.0)

Release notes: https://github.com/huggingface/datasets/releases/tag/1.18.0

README.md

@@ -1,5 +1,6 @@
 ---
 paperswithcode_id: null
+pretty_name: KiltWikipedia
 ---
 
 # Dataset Card for "kilt_wikipedia"
@@ -220,4 +221,4 @@ The data fields are the same among all splits.
 
 ### Contributions
 
-Thanks to [@thomwolf](https://github.com/thomwolf), [@yjernite](https://github.com/yjernite) for adding this dataset.
+Thanks to [@thomwolf](https://github.com/thomwolf), [@yjernite](https://github.com/yjernite) for adding this dataset.