add forward section

app/UI/Client/EmailAccount/Providers/EditAccountDataProvider.php

@@ -149,12 +149,13 @@ class EditAccountDataProvider extends BaseDataProvider
         }
         $account['diskSizeLimit']['limit']['value'] = intval($this->formData['quota']);
         $account['diskSizeLimit']['limit']['units'] = $this->formData['unit'];
-        
+
         if ( $this->formData['forward'] == 'on') {
             $account['emailForwarding']['mode'] = 'UForwardYes';
             $account['emailForwarding']['emailAddresses'] = [ $this->formData['target'] ];
         } else {
             $account['emailForwarding']['mode'] = 'UForwardNone';
+            $account['emailForwarding']['emailAddresses'] = [];
         }
 
         $fields['firstName'] = $this->formData['firstname'];