Update README.md

[glenn-jocher]

🛠️ PR Summary

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🌟 Summary

This PR includes minor formatting adjustments and alignment corrections in several README files for better readability and consistency.

📊 Key Changes

• Adjusted the alignment of partner tool descriptions in README.md.
• Corrected indentation in JSON response examples in utils/flask_rest_api/README.md.
• Improved nested details formatting in README.zh-CN.md.

🎯 Purpose & Impact

• Enhanced Readability: These changes ensure cleaner and more structured documentation, making it easier for users to read and follow.
• Consistency: Aligns the presentation across different sections and languages, promoting a unified look and feel.
• User Experience: Small but significant tweaks contribute to a more professional and user-friendly interface.