🧪 Add tests for FamilyStatus.GetInstalledVariant

[adcondev]

🎯 What: Added missing unit tests for the FamilyStatus GetInstalledVariant method in internal/service/status_test.go.

📊 Coverage: Covered all status combinations including 'Neither installed', 'Only Local installed', 'Only Remote installed', and 'Both installed (Conflict)'.

✨ Result: Improved overall code reliability and testing coverage for the internal/service package.

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PR created automatically by Jules for task 7074982835914843270 started by @adcondev

[google-labs-jules]

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[github-actions]

⚡ Benchmark Results

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To add benchmarks, create functions starting with Benchmark in *_test.go files.