Update files from the datasets library (from 1.18.0)

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

README.md

@@ -21,6 +21,7 @@ task_ids:
 - dialogue-modeling
 - extractive-qa
 paperswithcode_id: quac
+pretty_name: Question Answering in Context
 ---
 
 # Dataset Card Creation Guide
@@ -236,4 +237,4 @@ Provide the [BibTex](http://www.bibtex.org/)-formatted reference for the dataset
 
 ### Contributions
 
-Thanks to [@VictorSanh](https://github.com/VictorSanh) for adding this dataset.
+Thanks to [@VictorSanh](https://github.com/VictorSanh) for adding this dataset.