update-report.html.twig

{#
/**
 * @file
 * Theme override for the project status report.
 *
 * Available variables:
 * - last_checked: Themed last time update data was checked.
 * - no_updates_message: Message when there are no project updates.
 * - project_types: A list of project types.
 *   - label: The project type label.
 *   - table: The project status table.
 *
 * @see \Drupal\update\Hook\UpdateThemeHooks::preprocessUpdateReport()
 */
#}
{{ last_checked }}

{% for project_type in project_types %}
  <h3>{{ project_type.label }}</h3>
  {{ project_type.table }}
{% else %}
  <p>{{ no_updates_message }}</p>
{% endfor %}