bibcite-8.x-1.x-dev/modules/bibcite_export/bibcite_export.install

<?php

/**
 * @file
 * Module installation hooks implementation.
 */

/**
 * Delete bibcite_export.settings configuration.
 */
function bibcite_export_update_8001() {
  $config_factory = \Drupal::configFactory();
  $config = $config_factory->getEditable('bibcite_export.settings');
  $config->delete();
}