Update README.md

Author: maciek365

README.md

@@ -56,7 +56,7 @@ public class WooCommerceApiClientUsageDemo {
 
         try {
 
-            List<Customer> customers = customersApi.listAllCustomers(null, null, null, null, null, null, null, null, null, null, null, null, null);
+            List<Customer> customers = customersApi.listAllCustomers(null, null, null, null, null, null, null, null, null, null, null);
 
             // Example list of customer emails:
             for (Customer customer : customers) {