chores

- removes alacritty
- updates gitconfig to include lfs shit
- updates gitconfig to not rebase ever
- updates keyboard shortcuts to use gnome-terminal
- adds import/export of gnome-terminal settings with dconf
- fixes export for gnome extensions to not run when not running gnome

gnome/keyboard-shortcuts.json

@@ -1,7 +1,6 @@
 {
   "shortcuts": {
       "<Primary><Alt>e": "nautilus",
-      "<Primary><Alt>t": "alacritty",
       "<Shift><Alt>space": "1password --quick-access",
       "<Alt><Shift>4": "sh -c \"flameshot gui\""
   }