add dataset_info in dataset metadata

Fix titles in dataset cards (#4824)

Align more metadata with other repo types (models,spaces) (#4607)

Update files from the datasets library (from 1.18.0)

Update files from the datasets library (from 1.7.0)

Update files from the datasets library (from 1.3.0)

Update files from the datasets library (from 1.2.0)