Fix styling

Author: cklei-carly

src/Observers/NavigationObserver.php

@@ -3,7 +3,6 @@
 namespace SolutionForest\InspireCms\Observers;
 
 use Illuminate\Database\Eloquent\Model;
-use SolutionForest\InspireCms\Base\Enums\Interfaces\NavigationCategory as NavigationCategoryEnumInterface;
 use SolutionForest\InspireCms\Base\Enums\Interfaces\NavigationType as NavigationTypeEnumInterface;
 use SolutionForest\InspireCms\Base\Enums\NavigationType as NavigationTypeEnum;
 use SolutionForest\InspireCms\Facades\InspireCms;