More Helix config

Completely remove vscodium

Add config for helix

Fix remaining pkgs

Use XPDF for PDFs

Fix packages

Replace neovim with helix

Remove unused packages

Add `lswt`

Add pavucontrol

Add Libreoffice in ssd list

Fix borders for imv and steam

Remove Ledger

Update GTK config

Fix River borders

Revert `gamemode`

Also other unrelated things I don't care.

Fix regex

Replace stig with transg-tui

Add Thunderbird as email reader

Add pipewire?