Restructure bar restart and fix typos in ethz-vpn

setup

@@ -97,16 +97,7 @@ sudo cp ./system/environment /etc/environment
 sudo cp -r ./system/greetd/* /etc/greetd/
 hyprctl reload
 
-echo "
-    => Restarting bars, etc
-        -> This will take a couple of seconds to ensure them quitting properly
-"
-killall gjs
-killall ags
-sleep 5
-ags run -d ~/projects/active/dotfiles/config/astal --gtk4 & disown
-sleep 2
-ags run -d ~/projects/active/dotfiles/config/ags/notifications & disown
+./scripts/restart-bar
 
 echo "