add dataset_info in dataset metadata

fix task_ids

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

Eval metadata batch 1: BillSum, CoNLL2003, CoNLLPP, CUAD, Emotion, GigaWord, GLUE, Hate Speech 18, Hate Speech (#4335)

Update datasets task tags to align tags with models (#4067)

Update gigaword card and info (#3775)

Update files from the datasets library (from 1.18.0)

Update files from the datasets library (from 1.8.0)

Update files from the datasets library (from 1.7.0)

Update files from the datasets library (from 1.4.0)

Update files from the datasets library (from 1.3.0)