App::Cmd::Subdispatch::DashedStyle(3pm) on Linux

The text 0ab400958672, as Debian 11 (Bullseye), Debian 10 (Buster), Debian 9 (Stretch) shipped it.

"app cmd --subcmd" style subdispatching

App::Cmd::Subdispatch::DashedStyle(3pm) on Linux now