Update files from the datasets library (from 1.3.0)

Release notes: https://github.com/huggingface/datasets/releases/tag/1.3.0

README.md

@@ -50,6 +50,7 @@ task_ids:
   - [Dataset Curators](#dataset-curators)
   - [Licensing Information](#licensing-information)
   - [Citation Information](#citation-information)
+  - [Contributions](#contributions)
 
 ## Dataset Description
 
@@ -199,3 +200,7 @@ Facebook AI Research, and Imperial College London. The work was partly supported
 ```
 
 This dataset card uses material written by [Juan Diego Rodriguez](https://github.com/juand-r).
+
+### Contributions
+
+Thanks to [@yjernite](https://github.com/yjernite) for adding this dataset.