Fix missing E class

Civi/Updaterecur/Utils.php

@@ -3,6 +3,7 @@ namespace Civi\Updaterecur;
 
 use Civi\Api4\Contribution;
 use Civi\Api4\ContributionRecur;
+use CRM_Updaterecur_ExtensionUtil as E;
 
 class Utils {
   const EVENT_GIVING_DETAILS = 'civi.updaterecur.givingdetails';