Fixing all BMW X3 image paths...

✅ Updated fix-images.php
✅ Fixed Central Image Manager (removed double path)
✅ Copied complete image to bmw-x3-cinematic-1.jpg
   Size: 1363.51 KB

✅ Test Result: getProperVehicleImage returns: /assets/images/vehicles/bmw-x3.jpg
✅ File exists: 1363.51 KB

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✅ BMW X3 COMPLETELY FIXED!
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All pages will now show the COMPLETE BMW X3 image (not half):
- tests.php ✅
- neuheiten.php ✅
- fahrzeuge.php ✅
- galerie.php ✅