AC-10886: admin Password update.

Author: wip44850

app/code/Magento/Backend/Controller/Adminhtml/System/Account/Save.php

@@ -11,7 +11,7 @@
 use Magento\Framework\Controller\ResultFactory;
 use Magento\Framework\Exception\State\UserLockedException;
 use Magento\Security\Model\SecurityCookie;
-use \Magento\User\Model\User;
+use Magento\User\Model\User;
 
 /**
  * @SuppressWarnings(PHPMD.CouplingBetweenObjects)