treewide: remove user descriptions

User descriptions are stored in the `comment` field in /etc/passwd.
In our case, these are completely redundant and don't add any useful information.

modules/bitcoind.nix

@@ -381,10 +381,7 @@ in {
       } // nbLib.allowTor;
     };
 
-    users.users.${cfg.user} = {
+    users.users.${cfg.user}.group = cfg.group;
-      group = cfg.group;
-      description = "Bitcoin daemon user";
-    };
     users.groups.${cfg.group} = {};
     users.groups.bitcoinrpc = {};
     nix-bitcoin.operator.groups = [ cfg.group ];

modules/btcpayserver.nix

@@ -203,14 +203,12 @@ in {
     };
 
     users.users.${cfg.nbxplorer.user} = {
-      description = "nbxplorer user";
       group = cfg.nbxplorer.group;
       extraGroups = [ "bitcoinrpc" ];
       home = cfg.nbxplorer.dataDir;
     };
     users.groups.${cfg.nbxplorer.group} = {};
     users.users.${cfg.btcpayserver.user} = {
-      description = "btcpayserver user";
       group = cfg.btcpayserver.group;
       extraGroups = [ "nbxplorer" ]
                     ++ optional (cfg.btcpayserver.lightningBackend == "clightning") cfg.clightning.user;

modules/clightning.nix

@@ -107,7 +107,6 @@ in {
 
     environment.systemPackages = [ nbPkgs.clightning (hiPrio cfg.cli) ];
     users.users.${cfg.user} = {
-        description = "clightning User";
         group = cfg.group;
         extraGroups = [ "bitcoinrpc" ];
     };

modules/electrs.nix

@@ -110,7 +110,6 @@ in {
     };
 
     users.users.${cfg.user} = {
-      description = "electrs User";
       group = cfg.group;
       extraGroups = [ "bitcoinrpc" ] ++ optionals cfg.high-memory [ "bitcoin" ];
     };

modules/joinmarket.nix

@@ -147,7 +147,6 @@ in {
       (hiPrio cfg.cli)
     ];
     users.users.${cfg.user} = {
-        description = "joinmarket User";
         group = cfg.group;
         home = cfg.dataDir;
         extraGroups = [ "tor" ];

modules/liquid.nix

@@ -248,7 +248,6 @@ in {
     users.users.${cfg.user} = {
       group = cfg.group;
       extraGroups = [ "bitcoinrpc" ];
-      description = "Liquid sidechain user";
     };
     users.groups.${cfg.group} = {};
     nix-bitcoin.operator.groups = [ cfg.group ];

modules/lnd.nix

@@ -271,7 +271,6 @@ in {
     };
 
     users.users.lnd = {
-      description = "LND User";
       group = "lnd";
       extraGroups = [ "bitcoinrpc" ];
       home = cfg.dataDir; # lnd creates .lnd dir in HOME

modules/recurring-donations.nix

@@ -82,7 +82,6 @@ in {
     services.clightning.enable = true;
 
     users.users.recurring-donations = {
-        description = "recurring-donations User";
         group = "recurring-donations";
         extraGroups = [ "clightning" ];
     };

modules/spark-wallet.nix

@@ -61,7 +61,6 @@ in {
     services.clightning.enable = true;
 
     users.users.spark-wallet = {
-      description = "spark-wallet User";
       group = "spark-wallet";
       extraGroups = [ "clightning" ];
     };