ACP2E-59: Importing Bundle with '?' in the option title corrupts how option is displayed and prevents product from being added to cart

Author: Chhandak.Barua

app/code/Magento/BundleImportExport/Model/Import/Product/Type/Bundle.php

@@ -481,7 +481,7 @@ protected function populateExistingOptions()
         );
         $orWhere = false;
         foreach ($this->_cachedOptionSelectQuery as $item) {
-            $expItem = explode('=',$item);
+            $expItem = explode('=', $item);
             if ($orWhere) {
                 $select->orWhere($expItem[0].' = '.$expItem[1].' = ?', $expItem[2]);
             } else {