nixos/docker-registry: rename 'host' to 'listenAddress'

More descriptive option name.

nixos/modules/rename.nix

···
     (mkRenamedOptionModule [ "networking" "enableWLAN" ] [ "networking" "wireless" "enable" ])
     (mkRenamedOptionModule [ "networking" "enableRT73Firmware" ] [ "networking" "enableRalinkFirmware" ])
 
+    (mkRenamedOptionModule [ "services" "dockerRegistry" "host" ] [ "services" "dockerRegistry" "listenAddress" ])
     (mkRenamedOptionModule [ "services" "mpd" "network" "host" ] [ "services" "mpd" "network" "listenAddress" ])
     (mkRenamedOptionModule [ "services" "neo4j" "host" ] [ "services" "neo4j" "listenAddress" ])
 

nixos/modules/services/misc/docker-registry.nix

···
       type = types.bool;
     };
 
-    host = mkOption {
+    listenAddress = mkOption {
       description = "Docker registry host or ip to bind to.";
       default = "127.0.0.1";
       type = types.str;
···
       after = [ "network.target" ];
 
       environment = {
-        REGISTRY_HOST = cfg.host;
+        REGISTRY_HOST = cfg.listenAddress;
         REGISTRY_PORT = toString cfg.port;
         GUNICORN_OPTS = "[--preload]"; # see https://github.com/docker/docker-registry#sqlalchemy
         STORAGE_PATH = cfg.storagePath;
···
       };
 
       postStart = ''
-        until ${pkgs.curl}/bin/curl -s -o /dev/null 'http://${cfg.host}:${toString cfg.port}/'; do
+        until ${pkgs.curl}/bin/curl -s -o /dev/null 'http://${cfg.listenAddress}:${toString cfg.port}/'; do
           sleep 1;
         done
       '';