feat: translate React Compiler incremental adoption page to Portuguese

[jhonmike]

Description

This PR translates the React Compiler incremental adoption page (src/content/learn/react-compiler/incremental-adoption.md) from English to Portuguese (Brazil).

Changes Made

• Translated all content while maintaining original structure
• Preserved all IDs, links, and code blocks
• Followed translation guidelines from GLOSSARY.md
• Used semantic commit message in English
• Maintained technical terms consistency

Translation Guidelines Followed

• ✅ Preserved all title IDs (e.g., {/*why-incremental-adoption*/})
• ✅ Kept all internal and external links unchanged
• ✅ Maintained all code blocks and JavaScript/JSX syntax
• ✅ Translated technical terms according to GLOSSARY.md
• ✅ Used 'o React' when referring to React
• ✅ Preserved document structure and formatting

Files Changed

• src/content/learn/react-compiler/incremental-adoption.md - Complete translation to Portuguese

Testing

• Document structure preserved
• All links functional
• Code blocks unchanged
• Translation quality reviewed

[vercel]

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Name	Status	Preview	Comments	Updated (UTC)
pt-br-react-dev	🔄 Building (Inspect)	Visit Preview	💬 Add feedback	Jul 29, 2025 11:29am

1 Skipped Deployment

Name	Status	Preview	Comments	Updated (UTC)
pt-br-legacy-reactjs-org	⬜️ Ignored (Inspect)			Jul 29, 2025 11:29am

[github-actions]

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Details

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