Updating Drupal core to 9.3.19 due the following security advisories:

https://www.drupal.org/sa-core-2022-012 https://www.drupal.org/sa-core-2022-013 https://www.drupal.org/sa-core-2022-014 https://www.drupal.org/sa-core-2022-015

Closes #3298762