Update files from the datasets library (from 1.18.0)

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

README.md

@@ -18,6 +18,7 @@ task_categories:
 task_ids:
 - extractive-qa
 paperswithcode_id: liveqa
+pretty_name: LiveQA
 ---
 
 # Dataset Card for LiveQA
@@ -191,4 +192,4 @@ This resource is developed by [Liu et al., 2020](https://www.aclweb.org/antholog
 
 ### Contributions
 
-Thanks to [@j-chim](https://github.com/j-chim) for adding this dataset.
+Thanks to [@j-chim](https://github.com/j-chim) for adding this dataset.