🧪 Add Station tests and fix hasSensor filtering bug

[google-labs-jules]

🎯 What: Added tests for the Station class in noaadata.stations and fixed a bug in the hasSensor method where boolean flags were being incorrectly evaluated.
📊 Coverage: Tests now cover Station initialization, attribute parsing from element tree metadata, and the hasSensor method logic.
✨ Result: Enhanced test coverage and increased reliability by fixing boolean attribute filtering bug in hasSensor when matching against explicit False status flags.

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PR created automatically by Jules for task 1742180897054486890 started by @schwehr

[google-labs-jules]

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[schwehr]

@jules rebase and fix merge conflicts

[google-labs-jules]

@jules rebase and fix merge conflicts

I have successfully rebased the branch against main, fixed all the merge conflicts, and reformatted the files using ruff to ensure everything is clean and ready. Let me know if anything else is needed!