Add choice between many GraphQL requests in same body

[Corentin7301]

Checklist

• [x] I've searched for similar feature requests.

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Enhancement request

Add choice between many GraphQL requests in same body like : https://lucasconstantino.github.io/graphiql-online/

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Problem it solves

I'm frustrated when I would like test many GraphQL requests in same body and have an error.

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Additional information, screenshots, or code examples

Feature like this:

Thanks! …