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/applications/graphics/jpegoptim/default.nix

@@ -0,0 +1,24 @@
+{ lib, stdenv, fetchurl, libjpeg }:
+
+stdenv.mkDerivation rec {
+  version = "1.4.6";
+  pname = "jpegoptim";
+
+  src = fetchurl {
+    url = "https://www.kokkonen.net/tjko/src/${pname}-${version}.tar.gz";
+    sha256 = "1dss7907fclfl8zsw0bl4qcw0hhz6fqgi3867w0jyfm3q9jfpcc8";
+  };
+
+  # There are no checks, it seems.
+  doCheck = false;
+
+  buildInputs = [ libjpeg ];
+
+  meta = with lib; {
+    description = "Optimize JPEG files";
+    homepage = "https://www.kokkonen.net/tjko/projects.html";
+    license = licenses.gpl2;
+    maintainers = [ maintainers.aristid ];
+    platforms = platforms.all;
+  };
+}