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/detox/default.nix

@@ -0,0 +1,33 @@
+{lib, stdenv, fetchurl, flex}:
+
+stdenv.mkDerivation rec {
+  pname = "detox";
+  version = "1.2.0";
+
+  src = fetchurl {
+    url = "mirror://sourceforge/detox/${version}/detox-${version}.tar.gz";
+    sha256 = "02cfkf3yhw64xg8mksln8w24gdwgm2x9g3vps7gn6jbjbfd8mh45";
+  };
+
+  buildInputs = [flex];
+
+  hardeningDisable = [ "format" ];
+
+  postInstall = ''
+    install -m644 safe.tbl $out/share/detox/
+  '';
+
+  meta = with lib; {
+    homepage = "http://detox.sourceforge.net/";
+    description = "Utility designed to clean up filenames";
+    longDescription = ''
+      Detox is a utility designed to clean up filenames. It replaces
+      difficult to work with characters, such as spaces, with standard
+      equivalents. It will also clean up filenames with UTF-8 or Latin-1
+      (or CP-1252) characters in them.
+    '';
+    license = licenses.bsd3;
+    platforms = platforms.linux;
+    maintainers = with maintainers; [ ];
+  };
+}