Librarian Bot: Update dataset YAML metadata for model

This is a pull request to add a dataset, [`radm/tathagata`](https://huggingface.co/datasets/radm/tathagata), 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

@@ -1,15 +1,16 @@
 ---
 language:
 - ru
+license:
+- apache-2.0
 tags:
 - causal-lm
 - text-generation
-license:
-- apache-2.0
+datasets: radm/tathagata
 inference: false
 widget:
-- text: "Как обрести просветление?<s>"
-  example_title: "Википедия"
+- text: Как обрести просветление?<s>
+  example_title: Википедия
 ---
 # RuGPT3Medium-tathagata
 ## Model description