MC-21727: It is impossible to remove Related, Up-Sells and Cross-Sells products via the import procedure

Author: Oleksandr Iegorov

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

@@ -3061,6 +3061,7 @@ private function getValidationErrorLevel($sku): string
      * @param array $positionAttrId
      * @return void
      * @throws LocalizedException
+     * @SuppressWarnings(PHPMD.CyclomaticComplexity)
      */
     private function processLinkBunches(
         array $bunch,
@@ -3149,7 +3150,8 @@ function ($linkedSku) use ($sku) {
      * @return void
      * @throws LocalizedException
      */
-    private function deleteProductsLinks(Link $resource, array $linksToDelete) {
+    private function deleteProductsLinks(Link $resource, array $linksToDelete)
+    {
         if (!empty($linksToDelete) && Import::BEHAVIOR_APPEND === $this->getBehavior()) {
             foreach ($linksToDelete as $linkTypeId => $productIds) {
                 if (!empty($productIds)) {