Add toolbar with fullscreen button to `gr.Dataframe` (#10377)
* add toolbar with full screen and copy button
* add changeset
* add params and move toolbar to new file
* remove copy button for now
* add story
* add changeset
* test
* tweak
* tweak
* story fix
* test
* tweak
* changes
* changes
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Co-authored-by: gradio-pr-bot <gradio-pr-bot@users.noreply.github.com>
Co-authored-by: Abubakar Abid <abubakar@huggingface.co>
