[Chore] Removed delete data page (alexjustesen#971)

Author: alexjustesen

app/Filament/Pages/DeleteData.php

@@ -73,8 +73,6 @@ public function panel(Panel $panel): Panel
             ->navigationGroups([
                 NavigationGroup::make()
                     ->label('Settings'),
-                NavigationGroup::make()
-                    ->label('System'),
                 NavigationGroup::make()
                     ->label('Links')
                     ->collapsible(false),