Update getCustomersWithVehicleSubscriptions to exclude fixed pricing customers and remove unused return statement in invoicing route

services/nginx/app/objects/users_o.php

@@ -1299,8 +1299,8 @@ class users_o extends db
     public function getCustomersWithVehicleSubscriptions(): array
     {
         global $db;
-        // Get all customers with vehicle subscriptions
-        $sql = "SELECT DISTINCT customer_id FROM customer_vehicles WHERE wash_subscription = 1";
+        // Get all customers with vehicle subscriptions and not fixed pricing
+        $sql = "SELECT DISTINCT customer_id FROM customer_vehicles WHERE wash_subscription = 1 AND customer_id NOT IN (SELECT customer_number FROM customer_fixed_pricing)";
         $result = $db->query($sql);
         $customer_numbers = [];
         while ($row = $result->fetch_assoc()) {

services/nginx/app/routes/InvoicingPeriodRoute.php

@@ -1056,7 +1056,6 @@ class InvoicingPeriodRoute
                 true
             );
         }
-        return $subscriptions;
     }
 
     /**