chore: Change "example_id" column to "id"

feat: Update dataset with splits consistent across languages

fix: Split names

fix: Make answers plural

fix: Typo in features

feat: Change the output format of the dataset to be in line with SQuAD

feat: Add builder script

feat: Add symlink to scandiqa.py

fix: Use integer indices instead of strings

fix: Build splits properly

fix: Add unused `split` argument to `_generate_examples`

fix: Change blob to resolve in urls

fix: Update urls

feat: Add loading script