Fix code examples error in useLayoutEffect and useMemo documentation

[armedi]

Fixes #8059

Not only the useLayoutEffect page as reported in the above issue, the useMemo page is also affected

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[Copilot]

Pull Request Overview

This PR fixes missing file path specifications in code block declarations for React documentation examples. The changes ensure that code examples in the useLayoutEffect and useMemo documentation pages properly specify their file paths, which is necessary for the documentation's code sandbox functionality to work correctly.

• Adds missing file path specifications to code block declarations
• Updates four code blocks across two documentation files

Reviewed Changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated no comments.

File	Description
src/content/reference/react/useMemo.md	Adds file path specification to TodoList.js code example
src/content/reference/react/useLayoutEffect.md	Adds file path specifications to three code examples (Tooltip.js and App.js)

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[github-actions]

Size changes

📦 Next.js Bundle Analysis for react-dev

This analysis was generated by the Next.js Bundle Analysis action. 🤖

This PR introduced no changes to the JavaScript bundle! 🙌

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[armedi]

Tagging @poteto as this PR fixes bug introduced in #8058