Fix document delete action to be post

Author: thomas-kl1

Ui/Component/Document/Form/Button/DeleteButton.php

@@ -43,7 +43,7 @@ public function getButtonData(): array
                 'label' => new Phrase('Delete'),
                 'class' => 'delete',
                 'on_click' => sprintf(
-                    'deleteConfirm(\'%s\', \'%s\')',
+                    'deleteConfirm(\'%s\', \'%s\', {"data": {}})',
                     new Phrase('Are you sure you want to do this?'),
                     $this->urlBuilder->getUrl('*/*/delete', ['id' => $entityId])
                 ),