Adds LLM to the Playground (#9233)
* simple system prompt
* faster model and streaming and better system prompt
* changes
* changes
* add changeset
* formatting
* add placeholder wheel
* changes
* save to db finally working
* clean
* fix open in playground button
* better fix for open in playground
* changes
* format
* fix
* try
* remove
* remove make waveform
* fix
* using fallback mode and other changes
* add show_error
* fix lite refresh issue
* fix css
* add demo
* format
* lite using latest wheel
* cleanup
* formatting
* hack fix for b vs betta
* formatting
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Co-authored-by: gradio-pr-bot <gradio-pr-bot@users.noreply.github.com>
