Fix broken links (#1099)

* fix broken link

* update index

Author: lhoestq

docs/hub/datasets.md

@@ -1,13 +1,16 @@
 # Datasets
 
-The Hugging Face Hub is home to a growing collection of datasets that span a variety of domains and tasks. These docs will guide you through interacting with the datasets on the Hub, uploading new datasets, and using datasets in your projects.
+The Hugging Face Hub is home to a growing collection of datasets that span a variety of domains and tasks. These docs will guide you through interacting with the datasets on the Hub, uploading new datasets, exploring the datasets contents, and using datasets in your projects.
+
+This documentation focuses on the datasets functionality in the Hugging Face Hub and how to use the datasets with supported libraries. For detailed information about the 🤗 Datasets python package, visit the [🤗 Datasets documentation](https://huggingface.co/docs/datasets/index).
 
-This documentation focuses on the datasets functionality in the Hugging Face Hub instead of the 🤗 Datasets library. For detailed information about 🤗 Datasets, visit the [🤗 Datasets documentation](https://huggingface.co/docs/datasets/index).
 ## Contents
 
 - [Datasets Overview](./datasets-overview)
 - [Dataset Cards](./datasets-cards)
 - [Gated Datasets](./datasets-gated)
+- [Uploading Datasets](./datasets-adding)
+- [Downloading Datasets](./datasets-downloading)
+- [Libraries](./datasets-libraries)
 - [Dataset Viewer](./datasets-viewer)
-- [Using Datasets](./datasets-usage)
-- [Adding New Datasets](./datasets-adding)
+- [Data files Configuration](./datasets-data-files-configuration)

docs/hub/index.md

@@ -44,7 +44,7 @@ The Hugging Face Hub is a platform with over 350k models, 75k datasets, and 150k
 <a class="!no-underline hover:opacity-60 transform transition-colors hover:translate-x-px" href="./datasets-downloading">Downloading Datasets</a>
 <a class="!no-underline hover:opacity-60 transform transition-colors hover:translate-x-px" href="./datasets-libraries">Libraries</a>
 <a class="!no-underline hover:opacity-60 transform transition-colors hover:translate-x-px" href="./datasets-viewer">Dataset Viewer</a>
-<a class="!no-underline hover:opacity-60 transform transition-colors hover:translate-x-px" href="./datasets-repository-structure">Data files Configuration</a>
+<a class="!no-underline hover:opacity-60 transform transition-colors hover:translate-x-px" href="./datasets-data-files-configuration">Data files Configuration</a>
 </div>
 
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