Delete legacy JSON metadata

Delete legacy `dataset_infos.json`.

dataset_infos.json

@@ -1 +0,0 @@
-{"wiki40b_en_100_0": {"description": "Wikipedia version split into plain text snippets for dense semantic indexing.\n", "citation": "@ONLINE {wikidump,\n    author = {Wikimedia Foundation},\n    title  = {Wikimedia Downloads},\n    url    = {https://dumps.wikimedia.org}\n}\n", "homepage": "https://dumps.wikimedia.org", "license": "", "features": {"_id": {"dtype": "string", "id": null, "_type": "Value"}, "datasets_id": {"dtype": "int32", "id": null, "_type": "Value"}, "wiki_id": {"dtype": "string", "id": null, "_type": "Value"}, "start_paragraph": {"dtype": "int32", "id": null, "_type": "Value"}, "start_character": {"dtype": "int32", "id": null, "_type": "Value"}, "end_paragraph": {"dtype": "int32", "id": null, "_type": "Value"}, "end_character": {"dtype": "int32", "id": null, "_type": "Value"}, "article_title": {"dtype": "string", "id": null, "_type": "Value"}, "section_title": {"dtype": "string", "id": null, "_type": "Value"}, "passage_text": {"dtype": "string", "id": null, "_type": "Value"}}, "post_processed": null, "supervised_keys": null, "task_templates": null, "builder_name": "wiki_snippets", "config_name": "wiki40b_en_100_0", "version": {"version_str": "1.0.0", "description": null, "major": 1, "minor": 0, "patch": 0}, "splits": {"train": {"name": "train", "num_bytes": 12938641686, "num_examples": 17553713, "dataset_name": "wiki_snippets"}}, "download_checksums": {}, "download_size": 0, "post_processing_size": null, "dataset_size": 12938641686, "size_in_bytes": 12938641686}, "wikipedia_en_100_0": {"description": "Wikipedia version split into plain text snippets for dense semantic indexing.\n", "citation": "@ONLINE {wikidump,\n    author = {Wikimedia Foundation},\n    title  = {Wikimedia Downloads},\n    url    = {https://dumps.wikimedia.org}\n}\n", "homepage": "https://dumps.wikimedia.org", "license": "", "features": {"_id": {"dtype": "string", "id": null, "_type": "Value"}, "datasets_id": {"dtype": "int32", "id": null, "_type": "Value"}, "wiki_id": {"dtype": "string", "id": null, "_type": "Value"}, "start_paragraph": {"dtype": "int32", "id": null, "_type": "Value"}, "start_character": {"dtype": "int32", "id": null, "_type": "Value"}, "end_paragraph": {"dtype": "int32", "id": null, "_type": "Value"}, "end_character": {"dtype": "int32", "id": null, "_type": "Value"}, "article_title": {"dtype": "string", "id": null, "_type": "Value"}, "section_title": {"dtype": "string", "id": null, "_type": "Value"}, "passage_text": {"dtype": "string", "id": null, "_type": "Value"}}, "post_processed": null, "supervised_keys": null, "task_templates": null, "builder_name": "wiki_snippets", "config_name": "wikipedia_en_100_0", "version": {"version_str": "2.0.0", "description": null, "major": 2, "minor": 0, "patch": 0}, "splits": {"train": {"name": "train", "num_bytes": 26407884393, "num_examples": 33849898, "dataset_name": "wiki_snippets"}}, "download_checksums": {}, "download_size": 0, "post_processing_size": null, "dataset_size": 26407884393, "size_in_bytes": 26407884393}}