gnome: switch to ghostty

modules/nixos/system/desktop/gnome.nix

@@ -74,11 +74,6 @@ in
         edge-tiling = true;
         experimental-features = [ "scale-monitor-framebuffer" ];
       };
-      "org/gnome/Ptyxis" = {
-        use-system-font = false;
-        font-name = "ComicShannsMono Nerd Font 11";
-        audible-bell = false;
-      };
       "org/gnome/settings-daemon/plugins/media-keys" = {
         volume-up = [
           "<Shift>F12"
@@ -126,7 +121,6 @@ in
         favorite-apps = [
           "firefox.desktop"
           "org.gnome.Nautilus.desktop"
-          "org.gnome.Ptyxis.desktop"
         ];
       };
       "org/gnome/shell/extensions/blur-my-shell/panel" = {
@@ -234,6 +228,7 @@ in
         # fragments
         dconf-editor
         ghex
+        ghostty
         # gnome-builder
         gnome-decoder
         gnome-firmware
@@ -244,7 +239,6 @@ in
         # mission-center
         mousam
         newsflash
-        ptyxis
         # schemes
         shortwave
         sysprof