feat: update product resource and seeder to support variant groups and remove unused fields

app/Domains/Catalog/Resources/ProductResource.php

@@ -17,7 +17,6 @@ class ProductResource extends JsonResource
     {
         return [
             'id' => $this->id,
-            'tenant_codigo' => $this->tenant_codigo,
             'category_id' => $this->categoria_id,
             'brand_id' => $this->brand_id,
             'slug' => $this->slug,

app/Domains/Catalog/Services/ProductService.php

@@ -273,6 +273,7 @@ class ProductService
             }
 
             $product->setRelation('attachments', $resolvedAttachment ? collect([$resolvedAttachment]) : collect());
+            $product->unsetRelation('variants');
         }
 
         return $products;