docs: optimize expression in routeLoader$()

[JerryWu1234]

What is it?

• Feature / enhancement
• Bug
• Docs / tests / types / typos
• Infra

6929

Description

Checklist

• [ ] My code follows the developer guidelines of this project
• [ ] I performed a self-review of my own code
• [ ] I added a changeset with pnpm change
• [ ] I made corresponding changes to the Qwik docs
• [ ] I added new tests to cover the fix / functionality

[changeset-bot[bot]]

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Latest commit: 435fd61efab22cafa4d68878283cf85f0dfc361c

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[JerryWu1234]

Thanks @JerryWu1234 fro your help is **.** a typo in your description?

done