Update OpenAPI code examples to support multiple content-type

[nolannbiron]

Support for :

• application/json
• multipart/form-data
• application/x-www-form-urlencoded
• application/xml
• application/graphql
• text/csv
• application/pdf
• text/plain

Spec with multiple content types for demo : https://pr2843.gitbook-open.pages.dev/gitbook-nolann-test.gitbook.io/gitbook-nolann-test-api/content-types

[linear]

RND-4182 OpenAPI code examples not using multipart/form-data requests correctly

[changeset-bot]

🦋 Changeset detected

Latest commit: afb75de

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 2 packages

Name	Type
@gitbook/react-openapi	Patch
gitbook	Patch

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Click here if you're a maintainer who wants to add another changeset to this PR

[github-actions]

Summary of the deployments:

Version 1 (production)

Version	URL	Status
Latest commit	https://f7a64c26.gitbook-open.pages.dev	✅
PR	https://pr2843.gitbook-open.pages.dev	✅

Version 2 (experimental)

Version	URL	Status
Vercel	https://gitbook-v2-9fcgos1oy-gitbook.vercel.app	✅
Cloudflare		✅

Test content

Site	v1	v2
GitBook	https://f7a64c26.gitbook-open.pages.dev/docs.gitbook.com	https://gitbook-v2-9fcgos1oy-gitbook.vercel.app/static/url/docs.gitbook.com
E2E	https://f7a64c26.gitbook-open.pages.dev/gitbook.gitbook.io/test-gitbook-open	https://gitbook-v2-9fcgos1oy-gitbook.vercel.app/static/url/gitbook.gitbook.io/test-gitbook-open

[argos-ci]

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Build	Status	Details	Updated (UTC)
customers (Inspect)	⚠️ Changes detected (Review)	9 changed	Feb 21, 2025, 6:18 PM
default (Inspect)	⚠️ Changes detected (Review)	2 changed	Feb 21, 2025, 6:19 PM

[gregberge]

@nolannbiron add changeset please