uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/desktops/xfce/applications/xfdashboard/default.nix

@@ -0,0 +1,47 @@
+{ lib
+, mkXfceDerivation
+, clutter
+, libXcomposite
+, libXinerama
+, libXdamage
+, libX11
+, libwnck
+, libxfce4ui
+, libxfce4util
+, garcon
+, xfconf
+, gtk3
+, glib
+, dbus-glib
+}:
+
+mkXfceDerivation {
+  category = "apps";
+  pname = "xfdashboard";
+  version = "0.9.5";
+  rev-prefix = "";
+  odd-unstable = false;
+
+  sha256 = "sha256-nb1zY78MUjEOJF59MYIOY1rxo3JFmzH9yTJVUGsOwOA=";
+
+  buildInputs = [
+    clutter
+    dbus-glib
+    garcon
+    glib
+    gtk3
+    libX11
+    libXcomposite
+    libXdamage
+    libXinerama
+    libwnck
+    libxfce4ui
+    libxfce4util
+    xfconf
+  ];
+
+  meta = with lib; {
+    description = "Gnome shell like dashboard";
+    maintainers = with maintainers; [ ] ++ teams.xfce.members;
+  };
+}