Remove unused packages

configuration.nix

@@ -130,16 +130,12 @@
       anki-bin
       audacity
       corefonts
-      element
       firefox
       galaxy-buds-client
       gimp
-      gitkraken
       gummi
      #itch (broken right now, try later)
-      inkscape
       kate
-      kdenlive
       kdePackages.kleopatra
       keepassxc
       libqalculate
@@ -147,15 +143,14 @@
       meslo-lgs-nf
       monero-gui
       obsidian
-      openutau
       prismlauncher
       protonmail-desktop
       protonvpn-gui
       qalculate-qt
       qbittorrent-qt5
-      retroarch
       session-desktop
       signal-desktop-beta
+      smartgithg
       tailscale-systray
       telegram-desktop
       tetrio-desktop