testing traefik labels again.

roles/custom/matrix-element-call/templates/element-call-labels.j2

@@ -31,7 +31,7 @@ traefik.http.routers.element-call.rule={{ matrix_element_call_container_labels_t
 {% if matrix_element_call_container_labels_traefik_priority | int > 0 %}
 traefik.http.routers.element-call.priority={{ matrix_element_call_container_labels_traefik_priority }}
 {% endif %}
-traefik.http.routers.element-call.service=matrix-element-call
+traefik.http.routers.element-call.service=element-call
 {% if middlewares | length > 0 %}
 traefik.http.routers.element-call.middlewares={{ middlewares | join(',') }}
 {% endif %}