Add nginx proxy to required services

Signed-off-by: Julian-Samuel Gebühr <julian-samuel@gebuehr.net>

group_vars/matrix_servers

@@ -1346,6 +1346,8 @@ matrix_cactus_comments_systemd_required_services_list: |
   {{
     (['docker.service'])
     +
+    (['matrix-nginx-proxy.service'] if matrix_nginx_proxy_enabled else [])
+    +
     (['matrix-' + matrix_homeserver_implementation + '.service'])
   }}
 matrix_cactus_comments_homeserver_url: "{{ matrix_homeserver_url }}"