waagent: support AutoUpdate.UpdateToLatestVersion in module

        };

      };

      AutoUpdate.Enable = lib.mkOption {

      AutoUpdate.UpdateToLatestVersion = lib.mkOption {

        type = types.bool;

        default = false;

        description = ''

          Whether or not to enable autoupdate for goal state processing.

          Whether or not to enable auto-update of the Extension Handler.

        '';

      };

    };