mattermost service: PrivateTmp broken with local postgresql

Changed files
-1
nixos
modules
services
web-apps
-1
nixos/modules/services/web-apps/mattermost.nix
···
Group = cfg.group;
ExecStart = "${pkgs.mattermost}/bin/mattermost-platform";
WorkingDirectory = "${cfg.statePath}";
-
PrivateTmp = true;
JoinsNamespaceOf = mkIf cfg.localDatabaseCreate "postgresql.service";
Restart = "always";
RestartSec = "10";