keep ipv6 listen separate

Signed-off-by: Eric Nemchik <eric@nemchik.com>

synclounge.subdomain.conf.sample

@@ -1,12 +1,15 @@
-## Version 2024/07/14
+## Version 2024/07/16
 # make sure that your synclounge container is named synclounge
 # make sure that your dns has a cname set for synclounge
 # Use this with SyncLounge v3 and up.
 # Make sure that you do not have HSTS enabled, otherwise http access won't work
 
 server {
-    listen *:443 ssl;
-    listen *:80;
+    listen 443 ssl;
+    listen [::]:443 ssl;
+
+    listen 80;
+    listen [::]:80;
 
     server_name synclounge.*;