Fix how files are processed in `gr.ChatInterface` (#7875)
* submit button icon
* loader
* add changeset
* pr fix
* paste
* format
* add changeset
* remove path
* revert
* reset cset
* add changeset
* add changeset
* guide
* guide
* fix
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Co-authored-by: Dawood <dawoodkhan82@gmail.com>
Co-authored-by: gradio-pr-bot <gradio-pr-bot@users.noreply.github.com>
