Remove unused var declaration

Author: iamgabrielma

WooCommerce/Classes/ViewRelated/Orders/OrdersRootViewController.swift

@@ -305,20 +305,19 @@ private extension OrdersRootViewController {
     }
 
     /// Sets navigation buttons.
-    /// Search: Is always present.
     /// Scan: Present when `.addProductToOrderViaSKUScanner` flag is enabled
+    /// Search: Always present.
     /// Add: Always present.
     ///
     func configureNavigationButtons() {
-        var buttons: [UIBarButtonItem] = [
-            createAddOrderItem(),
-            createSearchBarButtonItem()
-        ]
-        navigationItem.rightBarButtonItems = buttons
-
         if featureFlagService.isFeatureFlagEnabled(.addProductToOrderViaSKUScanner) {
             navigationItem.leftBarButtonItem = createAddOrderByProductScanningButtonItem()
         }
+
+        navigationItem.rightBarButtonItems = [
+            createAddOrderItem(),
+            createSearchBarButtonItem()
+        ]
     }
 
     func configureFiltersBar() {