Revert "groupws_set_initial_outputs is not safe"
Revert "groupws_set_initial_outputs is not safe"

Unfortunately this breaks at least the screen_managed_changed_hook in
cfg_xrandr.lua and I don't see an immediate way around that.

This reverts commit 59976673d9d454378e7c722f38001434343e90d3.

p5n/notion,anoduck/notion,p5n/notion,p5n/notion,dkogan/notion,neg-serg/notion,p5n/notion,dkogan/notion.xfttest,raboof/notion,dkogan/notion,p5n/notion,raboof/notion,knixeur/notion,dkogan/notion,neg-serg/notion,dkogan/notion,raboof/notion,knixeur/notion,anoduck/notion,anoduck/notion,dkogan/notion.xfttest,knixeur/notion,knixeur/notion,dkogan/notion.xfttest,dkogan/notion.xfttest,dkogan/notion,knixeur/notion,neg-serg/notion,raboof/notion,neg-serg/notion,anoduck/notion,anoduck/notion