This PR adds a comprehensive dataset card for the `DanceRemix` dataset, introduced in the paper [DanceEditor: Towards Iterative Editable Music-driven Dance Generation with Open-Vocabulary Descriptions](https://huggingface.co/papers/2508.17342).
It includes:
- A link to the paper.
- A link to the project page.
- A link to the code repository.
- Relevant metadata, including `task_categories`, `tags`, and `language`.