⬆️ Upgrade Gradio from 5.25.2 to 5.34.0

- Updated Gradio to latest version (5.34.0)
- Updated requirements.txt to reflect new minimum version
- Verified compatibility with existing GAIA solver application
- All imports and functionality confirmed working

Benefits:
- Latest features and security improvements
- Better performance and stability
- Enhanced UI components and capabilities

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

requirements.txt

@@ -1,6 +1,6 @@
 # GAIA Agent - Optimized Requirements for HuggingFace Space
 # Core framework dependencies (always required)
-gradio>=4.0.0
+gradio>=5.34.0
 python-dotenv
 requests>=2.28.0