Fix: Chatbot sharing payload too large

[dawoodkhan82]

Description

• Fixes Payload too large issue with chatbot sharing on spaces
• If payload is too large, we now try to reduce the chatbot messages and try sharing.
• If even one chatbot message is too large, we throw an error

Closes: #10606

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[gradio-pr-bot]

🪼 branch checks and previews

•	Name	Status	URL
	Spaces	ready!	Spaces preview
	Storybook	ready!	Storybook preview
🦄	Changes	detecting...

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🦄 change detected

This Pull Request includes changes to the following packages.

Package	Version
@gradio/chatbot	patch
gradio	patch

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Fix: Chatbot sharing payload too large

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[freddyaboulton]

Proposal looks good to me @dawoodkhan82 !

[abidlabs]

Let's merge this in so that we can release later today!

[dawoodkhan82]

@yvrjsharma noticed this didn't fix the issue for https://huggingface.co/spaces/ysharma/odr-dupe2. Taking a look, will open a new PR with a fix.