[FEATURE] Performance optimisation large shopping carts by preventing call duplicate getActions

Author: lewisvoncken

app/code/Magento/SalesRule/Model/Validator.php

@@ -745,8 +745,9 @@ public function sortItemsByPriority($items, Address $address = null)
         $itemsSorted = [];
         /** @var $rule Rule */
         foreach ($this->getRules($address) as $rule) {
+            $actions = $rule->getActions();
             foreach ($items as $itemKey => $itemValue) {
-                if ($rule->getActions()->validate($itemValue)) {
+                if ($actions->validate($itemValue)) {
                     unset($items[$itemKey]);
                     $itemsSorted[] = $itemValue;
                 }