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

Remove config names as yaml keys (#4367)

Adding eval metadata to Amazon Polarity (#4331)

Update files from the datasets library (from 1.16.0)

Update files from the datasets library (from 1.7.0)

Update files from the datasets library (from 1.6.0)

Update files from the datasets library (from 1.3.0)

Update files from the datasets library (from 1.2.0)