docs: Update useLoaderData signature in fetching-external-api tutorial

[kraenhansen]

Going through the tutorial, it seems the return type of this Route.useLoaderData is automatically inferred.

Summary by CodeRabbit

Release Notes

• Documentation
  • Updated tutorial documentation for fetching external data to showcase streamlined API usage. The example now demonstrates automatic type inference capabilities, eliminating the need for explicit type annotations when retrieving data from loaders.

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[coderabbitai]

📝 Walkthrough

Walkthrough

A documentation update that removes an explicit generic type annotation from Route.useLoaderData() in a React tutorial example, allowing the type to be inferred from the loader's return type instead.

Changes

Cohort / File(s)	Summary
Documentation Example Update docs/start/framework/react/tutorial/fetching-external-api.md	Removed explicit type parameter `<{ movies: Movie[]; error: string

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~2 minutes

Possibly related PRs

• examples: fix paraglide start example #5344: Both PRs modify usages of Route.useLoaderData(); this one removes explicit type annotations in documentation while the related PR changes the loader return shape and corresponding destructuring.

Suggested labels

documentation

Poem

🐰 A type once written in stone so grand,
Now whispers softly, as inference planned.
Simpler docs, clearer sight,
Let the code infer right!
✨

🚥 Pre-merge checks | ✅ 3

✅ Passed checks (3 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title accurately describes the main change: updating the useLoaderData signature in the fetching-external-api tutorial documentation.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.

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