gnome-maps: fix .desktop file so it can actually launch

hosts/common/programs/gnome-maps.nix

@@ -13,7 +13,13 @@
 { pkgs, ... }:
 {
   sane.programs."gnome.gnome-maps" = {
-    packageUnwrapped = pkgs.rmDbusServices pkgs.gnome.gnome-maps;
+    packageUnwrapped = pkgs.rmDbusServicesInPlace (pkgs.gnome.gnome-maps.overrideAttrs (base: {
+      # default .desktop file is trying to do some dbus launch (?) which fails even *if* i install `gapplication` (glib.bin)
+      postPatch = (base.postPatch or "") + ''
+        substituteInPlace data/org.gnome.Maps.desktop.in.in \
+          --replace-fail 'Exec=gapplication launch @app-id@ %U' 'Exec=gnome-maps %U'
+      '';
+    }));
     suggestedPrograms = [
       "geoclue2"
     ];