hswaw/machines/sound: add blitzloop, fix prod diff

Change-Id: I10f9659455842e5a8904183b8929be16c2a633fe
Reviewed-on: https://gerrit.hackerspace.pl/c/hscloud/+/1633
Reviewed-by: informatic <informatic@hackerspace.pl>
Reviewed-by: q3k <q3k@hackerspace.pl>
diff --git a/hswaw/machines/sound.waw.hackerspace.pl/configuration.nix b/hswaw/machines/sound.waw.hackerspace.pl/configuration.nix
index 91dec93..9ff26c9 100644
--- a/hswaw/machines/sound.waw.hackerspace.pl/configuration.nix
+++ b/hswaw/machines/sound.waw.hackerspace.pl/configuration.nix
@@ -45,7 +45,7 @@
     fsType = "ext4";
   };
 
-  networking.hostName = "newsound";
+  networking.hostName = "sound";
   networking.domain = "waw.hackerspace.pl";
   networking.useDHCP = false;
 
@@ -96,7 +96,7 @@
   services.mosquitto.listeners = [
     {
       settings.allow_anonymous = true;
-      settings.psk_file = "/run/mosquitto-secrets/pwfile";
+      #settings.psk_file = "/run/mosquitto-secrets/pwfile";
       acl = [
         "topic read $SYS/#"
         "topic #"