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:
 - text-simplification
 - topic-classification
 paperswithcode_id: pn-summary
+pretty_name: Persian News Summary (PnSummary)
 ---
 
 # Dataset Card for Persian News Summary (pn_summary)
@@ -186,4 +187,4 @@ This dataset is licensed under MIT License.
 
 ### Contributions
 
-Thanks to [@m3hrdadfi](https://github.com/m3hrdadfi) for adding this dataset.
+Thanks to [@m3hrdadfi](https://github.com/m3hrdadfi) for adding this dataset.