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/tools/misc/smenu/default.nix

@@ -0,0 +1,28 @@
+{ lib, stdenv, fetchFromGitHub, ncurses }:
+
+stdenv.mkDerivation rec {
+  version = "0.9.19";
+  pname = "smenu";
+
+  src = fetchFromGitHub {
+    owner = "p-gen";
+    repo = "smenu";
+    rev = "v${version}";
+    sha256 = "sha256-0ZA8Op1IMZMJ7g1waK2uOYOCDfqPfiqnnjopGtBW1w8=";
+  };
+
+  buildInputs = [ ncurses ];
+
+  meta = with lib; {
+    homepage = "https://github.com/p-gen/smenu";
+    description = "Terminal selection utility";
+    longDescription = ''
+      Terminal utility that allows you to use words coming from the standard
+      input to create a nice selection window just below the cursor. Once done,
+      your selection will be sent to standard output.
+    '';
+    license = licenses.gpl2Only;
+    maintainers = with maintainers; [ matthiasbeyer SuperSandro2000 ];
+    platforms = platforms.unix;
+  };
+}