grandlyon-glc: make glcpro appear if relevant variables are defined (#65345)

templates/variants/grandlyon-glc/authentic2/accounts.html

@@ -9,7 +9,9 @@
     <li><a href="{% url 'account_management' %}#mes-donnees-complementaires">MES DONNÉES COMPLÉMENTAIRES</a></li>
     {% if allow_authorization_management %}
     <li><a href="{% url 'consents' %}">MES CONSENTEMENTS</a></li>
-    <li><a href="{{ glcpro_front_url }}">GLCPro</a></li>
+    {% endif %}
+    {% if glcpro_front_url and glcpro_front_label %}
+    <li><a href="{{ glcpro_front_url }}">{{ glcpro_front_label }}</a></li>
     {% endif %}
   </ul>
 </div>