Update files from the datasets library (from 1.7.0)

Release notes: https://github.com/huggingface/datasets/releases/tag/1.7.0

README.md

@@ -36,6 +36,7 @@ task_ids:
 - multi-label-classification
 - summarization
 - topic-classification
+paperswithcode_id: mlsum
 ---
 
 # Dataset Card for "mlsum"
@@ -43,12 +44,12 @@ task_ids:
 ## Table of Contents
 - [Dataset Description](#dataset-description)
   - [Dataset Summary](#dataset-summary)
-  - [Supported Tasks](#supported-tasks)
+  - [Supported Tasks and Leaderboards](#supported-tasks-and-leaderboards)
   - [Languages](#languages)
 - [Dataset Structure](#dataset-structure)
   - [Data Instances](#data-instances)
   - [Data Fields](#data-fields)
-  - [Data Splits Sample Size](#data-splits-sample-size)
+  - [Data Splits](#data-splits)
 - [Dataset Creation](#dataset-creation)
   - [Curation Rationale](#curation-rationale)
   - [Source Data](#source-data)
@@ -82,7 +83,7 @@ Together with English newspapers from the popular CNN/Daily mail dataset, the co
 We report cross-lingual comparative analyses based on state-of-the-art systems.
 These highlight existing biases which motivate the use of a multi-lingual dataset.
 
-### Supported Tasks
+### Supported Tasks and Leaderboards
 
 [More Information Needed](https://github.com/huggingface/datasets/blob/master/CONTRIBUTING.md#how-to-contribute-to-the-dataset-cards)
 
@@ -230,7 +231,7 @@ The data fields are the same among all splits.
 - `title`: a `string` feature.
 - `date`: a `string` feature.
 
-### Data Splits Sample Size
+### Data Splits
 
 |name|train |validation|test |
 |----|-----:|---------:|----:|
@@ -248,10 +249,22 @@ The data fields are the same among all splits.
 
 ### Source Data
 
+#### Initial Data Collection and Normalization
+
+[More Information Needed](https://github.com/huggingface/datasets/blob/master/CONTRIBUTING.md#how-to-contribute-to-the-dataset-cards)
+
+#### Who are the source language producers?
+
 [More Information Needed](https://github.com/huggingface/datasets/blob/master/CONTRIBUTING.md#how-to-contribute-to-the-dataset-cards)
 
 ### Annotations
 
+#### Annotation process
+
+[More Information Needed](https://github.com/huggingface/datasets/blob/master/CONTRIBUTING.md#how-to-contribute-to-the-dataset-cards)
+
+#### Who are the annotators?
+
 [More Information Needed](https://github.com/huggingface/datasets/blob/master/CONTRIBUTING.md#how-to-contribute-to-the-dataset-cards)
 
 ### Personal and Sensitive Information