feat: enable full cart editing for Desfile tenant and update related tests

database/migrations/2026_08_20_020000_enable_full_cart_editing_for_desfile.php

@@ -0,0 +1,23 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Support\Facades\DB;
+
+return new class extends Migration
+{
+    private const TENANT_CODE = 'desfile_pura_tendencia';
+
+    public function up(): void
+    {
+        DB::table('tenants')
+            ->where('codigo', self::TENANT_CODE)
+            ->update(['cart_editing_policy' => 'full']);
+    }
+
+    public function down(): void
+    {
+        DB::table('tenants')
+            ->where('codigo', self::TENANT_CODE)
+            ->update(['cart_editing_policy' => 'disabled']);
+    }
+};