AC-14178: Customer Grid indexer does not work properly

Author: wip44850

app/code/Magento/Indexer/Block/Backend/Grid/Column/Renderer/Scheduled.php

@@ -5,8 +5,6 @@
  */
 namespace Magento\Indexer\Block\Backend\Grid\Column\Renderer;
 
-use Magento\Customer\Model\Customer;
-
 /**
  * Renderer for 'Scheduled' column in indexer grid
  */