Librarian Bot: Update dataset YAML metadata for model

This is a pull request to add a dataset, [`muhtasham/tajik-corpus`](https://huggingface.co/datasets/muhtasham/tajik-corpus), 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

@@ -1,13 +1,13 @@
 ---
-language: 
-  - tg
-widget:
-- text: "Пойтахти <mask> Душанбе"
-- text: "<mask> ба ин сайти шумо медароям."
-- text: "Номи ман Акрам <mask>"
-
+language:
+- tg
 tags:
 - generated_from_trainer
+datasets: muhtasham/tajik-corpus
+widget:
+- text: Пойтахти <mask> Душанбе
+- text: <mask> ба ин сайти шумо медароям.
+- text: Номи ман Акрам <mask>
 model-index:
 - name: RoBERTa-tg
   results: []