nixos/weechat: Add and remove some blank lines for consistency

  pkgs,

  ...

}:

let

  cfg = config.services.weechat;

in

{

  options.services.weechat = {

    enable = lib.mkEnableOption "weechat";

    root = lib.mkOption {

      description = "Weechat state directory.";

      type = lib.types.str;

      default = "/var/lib/weechat";

    };

    sessionName = lib.mkOption {

      description = "Name of the `screen` session for weechat.";

      default = "weechat-screen";

      type = lib.types.str;

    };

    binary = lib.mkOption {

      type = lib.types.path;

      description = "Binary to execute.";