🧹 Remove unused urllib.error import in examples/ruview_live.py

[manupawickramasinghe]

🎯 What: The code health issue addressed
Removed the unused urllib.error import from examples/ruview_live.py.

💡 Why: How this improves maintainability
Removing unused imports reduces namespace clutter and improves codebase readability.

✅ Verification: How you confirmed the change is safe
Ran the script momentarily and ran unit tests (such as ./tests/test_docker_entrypoint.sh and pytest in tests/) to verify no regressions were introduced.

✨ Result: The improvement achieved
A slightly cleaner, more maintainable example script.

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PR created automatically by Jules for task 4409797825251372829 started by @manupawickramasinghe

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