Librarian Bot: Update dataset YAML metadata for model

This is a pull request to add a dataset, [`Babelscape/wikineural`](https://huggingface.co/datasets/Babelscape/wikineural), to the metadata for your model (defined in the `YAML` block of your model's `README.md`).
The pull request was made by [librarian-bot](https://huggingface.co/librarian-bot) and used a combination of rules and/or machine learning to suggest this additional metadata.
If this suggestion is incorrect, feel free to close this pull request.

Librarian Bot was made by [@davanstrien](https://huggingface.co/davanstrien); feel free to get in touch with feedback.

README.md

@@ -1,6 +1,7 @@
 ---
 language: es
 license: cc-by-4.0
+datasets: Babelscape/wikineural
 ---
 # NER-fine-tuned-BETO: model fine-tuned from BETO for NER task.
 ---