Update files from the datasets library (from 1.3.0)

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

README.md

@@ -181,3 +181,7 @@ authors={Al Omari, M., Al-Hajj, M., Hammami, N., & Sabra, A.},
 year={2019}
 }
 ```
+
+### Contributions
+
+Thanks to [@alaameloh](https://github.com/alaameloh) for adding this dataset.