Create dataset loader for ELI5_ID

[SamuelCahyawijaya]

NusaCatalogue: https://indonlp.github.io/nusa-catalogue/card.html?eli5_id

Dataset	eli5_id
Description	ELI5 is a dataset for long-form question answering. It contains 270K complex, diverse questions that require explanatory multi-sentence answers. Web search results are used as evidence documents to answer each question. This one is translated version in Indonesia
License	Unknown