Remove extra lines.

uc_stripe.module

@@ -553,7 +553,7 @@ function uc_stripe_charge($order_id, $amount, $data) {
     $models = array();
   foreach($order->products as $item){
             $titles[] = $item->title;
-      $models[] = $item->model;
+            $models[] = $item->model;
     }
 
     if (variable_get('uc_stripe_metadata_titles',FALSE)==1 && variable_get('uc_stripe_metadata_models',FALSE)==1) {