docs: fix markdown rendering and broken license link

[Mohit-001-hash]

📋 PR Checklist

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🔗 Related Issue

Closes #None

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📝 What does this PR do?

This PR fixes a markdown rendering issue and a broken link in the README:

• Added a missing blank line before the ## 🌟 GirlScript Summer of Code 2026 heading so it renders correctly as a header.
• Fixed a case-sensitive dead link in the License section at the bottom of the file (changed (license) to (LICENSE)).

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🗂️ Type of Change

• 🐛 Bug fix
• ✨ New feature
• 🔧 Refactor / code cleanup
• 📝 Documentation update
• 🎨 UI / styling change
• ⚙️ CI / tooling / config change
• 🧪 Tests

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🧪 How was this tested?

Verified the markdown preview locally to ensure the heading renders correctly and the license link resolves accurately.

• Ran the backend locally (uvicorn app.main:app --reload)
• Ran the frontend locally (npm run dev inside frontend/)
• Tested the affected API endpoints manually
• Added / updated tests

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📸 Screenshots (if UI change)

N/A

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⚠️ Anything to flag for reviewers?

None.

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✅ Self-Review Checklist

• My branch is based on dev, not main
• I have not added any secrets / API keys
• I have not modified main branch or any HuggingFace deployment config
• My code follows the existing style (no unnecessary formatting changes)
• I have updated relevant docs / comments if needed

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