✨ feat(qt): Configure qt

Instead of having separate folders for each program with a default.nix
inside, moved modules into programs/services/xorg respectively. Xdg was
moved to the root home folder as it makes the most sense there.

home/appearance/default.nix

@@ -1,9 +0,0 @@
-{ ... }:
-{
-  rose-pine.pointerCursor = true;
-
-  imports = [
-    ./gtk.nix
-    ./qt.nix
-  ];
-}

home/default.nix

@@ -45,8 +45,9 @@
   fonts.fontconfig.defaultFonts.monospace = [ "Maple Mono NF" ];
 
   imports = [
-    ./appearance
+    ./gtk.nix
     ./programs
+    ./qt.nix
     ./services
     ./xdg.nix
     ./xorg