Update files from the datasets library (from 1.18.0)

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

README.md

@@ -27,6 +27,7 @@ task_ids:
   - dialogue-modeling
   - utterance-retrieval
 paperswithcode_id: pec
+pretty_name: Persona-Based Empathetic Conversational
 ---
 
 # Dataset Card for PEC
@@ -184,4 +185,4 @@ The licensing status of the dataset hinges on the legal status of the [Pushshift
 ```
 ### Contributions
 
-Thanks to [@zhongpeixiang](https://github.com/zhongpeixiang) for adding this dataset.
+Thanks to [@zhongpeixiang](https://github.com/zhongpeixiang) for adding this dataset.