[Fix] forgot to add lowercase conversion on grouped product assignation#15312

magento-engcom-team merged 1 commit intomagento:2.2-developmagento/magento2:2.2-developfrom

jalogut:fix-sku-format-for-grouped-product-importjalogut/magento2:fix-sku-format-for-grouped-product-importCopy head branch name to clipboard