fix: refuse deleting a document assigned to a season task

templates/htmx_confirmation_modal.html.twig

@@ -14,9 +14,11 @@
         </div>
         {% block content %}{% endblock %}
         <div class="mt-6 flex items-center justify-between">
+            {% block confirm %}
             <button type="button" class="btn bg-red-500" {% block button_attribute %}hx-post="{{ app.request.uri }}"{% endblock %}>
                 {% block button_confirm %}Ja{% endblock %}
             </button>
+            {% endblock %}
             <button type="button" class="btn" {{ stimulus_action('modal', 'close') }}>
                 {% block button_cancel %}Abbrechen{% endblock %}
             </button>