feat: add method and refresh button to fetch Groq models

[vasconceloscezar]

This PR adds a fetch method in Groq component to check for all available models in their API, the component will check for changes in the groq_api_key model_name and groq_api_base as triggers to fetch the API.

[github-actions]

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_{Last Modified at 23 Jul 24 21:39 UTC}

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