MAGETWO-86544: MAGETWO-49985: product custom options export in reverse order fixed #95

 - Merge Pull Request magento-engcom/import-export-improvements#95 from umarch-rltsquare/magento2:71-reverse-export-custom-options-fix
 - Merged commits:
   1. e1b5040
   2. 558f714

Author: dmanners

app/code/Magento/CatalogImportExport/Model/Export/Product.php

@@ -1315,16 +1315,12 @@ protected function getCustomOptionsData($productIds)
             }
             $options = $this->_optionColFactory->create();
             /* @var \Magento\Catalog\Model\ResourceModel\Product\Option\Collection $options*/
-            $options->addOrder('sort_order');
-            $options->reset()->addOrder('sort_order')->addTitleToResult(
-                $storeId
-            )->addPriceToResult(
-                $storeId
-            )->addProductToFilter(
-                $productIds
-            )->addValuesToResult(
-                $storeId
-            );
+            $options->reset();
+            $options->addOrder('sort_order', 'ASC');
+            $options->addTitleToResult($storeId);
+            $options->addPriceToResult($storeId);
+            $options->addProductToFilter($productIds);
+            $options->addValuesToResult($storeId);
 
             foreach ($options as $option) {
                 $row = [];