[Feature Request] Update the Cookbook in the Docs and use the `ModelManager`

[echo-yiyiyi]

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Motivation

https://docs.oasis.camel-ai.org/cookbooks/twitter_simulation should align with https://github.com/camel-ai/oasis/blob/main/examples/twitter_simulation_vllm.py.

Solution

Fix the https://github.com/camel-ai/oasis/blob/main/docs/cookbooks/twitter_simulation.mdx part.

Alternatives

No response

Additional context

No response