ENGCOM-1189: [Forwardport] Removed extra backslash from comment block #14463

 - Merge Pull Request #14463 from mastiuhin-olexandr/magento2:2.3-develop-PR-port-14440
 - Merged commits:
   1. b0ab784

Author: magento-engcom-team

app/code/Magento/InstantPurchase/CustomerData/InstantPurchase.php

@@ -30,7 +30,7 @@ class InstantPurchase implements SectionSourceInterface
     private $customerSession;
 
     /**
-     * @var StoreManagerInterface\
+     * @var StoreManagerInterface
      */
     private $storeManager;