Add Drop dependencies for appimage.

nodes/hosts/common/system/appimage.nix

@@ -1,5 +1,9 @@
-{ ... }: {
+{ pkgs, ... }: {
   programs.appimage.enable = true;
   programs.appimage.binfmt = true;
+  programs.appimage.package = pkgs.appimage-run.override { extraPkgs = pkgs: [
+    pkgs.haskellPackages.gi-ayatana-appindicator3
+    pkgs.haskellPackages.happindicator3
+  ]; };
 }