feat(coturn): update configuration for secret management

Removed comment clutter and streamlined the configuration for better readability and maintenance. Ensured the sops secrets and ACME certificate handling remain functional.

systems/x86_64-linux/mx/coturn.nix

@@ -1,12 +1,11 @@
-{
-  pkgs,
-  lib,
-  config,
-  ...
+{ pkgs
+, lib
+, config
+, ...
 }:
 {
   sops.secrets."coturn/static-auth-secret" = {
-    sopsFile = ../../../.secrets/hetzner/coturn.yaml; # bring your own password file
+    sopsFile = ../../../.secrets/hetzner/coturn.yaml;
     restartUnits = [ "coturn.service" ];
     owner = "turnserver";
   };
@@ -36,7 +35,6 @@
 
   # get a certificate
   security.acme.certs.${config.services.coturn.realm} = {
-    # insert here the right configuration to obtain a certificate
     postRun = "systemctl restart coturn.service";
     group = "turnserver";
   };