templates: use password profile frontend block (#32939)

templates/authentic2/accounts.html

@@ -174,7 +174,7 @@
       {% if allow_email_change %}
       <li><a href="{% url 'email-change' %}" class="button">Modifier le courriel</a></li>
       {% endif %}
-      <li><a href="{% url 'password_change' %}" class="button">Modifier le mot de passe</a></li>
+      {{ frontends_block_by_id.password.content|safe }}
       {% if allow_account_deletion %}
       <li><a href="{% url 'delete_account' %}" class="button">Supprimer le compte</a></li>
       {% endif %}