Fix dataset URL and file names, and add column name in "Social Bias Frames" dataset
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Thanks a lot, looks good!
2020-12-03T13:42:14Z
https://github.com/huggingface/datasets/pull/1053#issuecomment-738001272
https://api.github.com/repos/huggingface/datasets/issues/1053
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2020-12-03T13:42:14Z
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# Why I did
When I use "social_bias_frames" datasets in this library, I got 404 Errors.
So, I fixed this error and another some problems that I faced to use the dataset.

# What I did
* Modify this dataset URL
* Modify this dataset file names
* Add a "dataSource" column

Thank you!