fix: ensure brands array serializes correctly when empty

Added ->values() to prevent empty Collection from serializing as {} instead of []
This fixes Alpine.js error when all brands have null hashids

resources/views/seller/brands/index.blade.php

@@ -45,7 +45,7 @@
                  'lastOrderDate' => now()->subDays(rand(1, 90))->diffForHumans(),
                  'activeListings' => rand(0, ($brand->products_count ?? 0)),
              ];
-         })),
+         })->values()),
 
          get filteredBrands() {
              let filtered = this.brands.filter(brand => {