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/os-specific/darwin/apple-source-releases/CarbonHeaders/default.nix

@@ -0,0 +1,20 @@
+{ lib, appleDerivation', stdenvNoCC }:
+
+appleDerivation' stdenvNoCC {
+  dontBuild = true;
+
+  installPhase = ''
+    mkdir -p $out/include
+    cp MacTypes.h          $out/include
+    cp ConditionalMacros.h $out/include
+
+    substituteInPlace $out/include/MacTypes.h \
+      --replace "CarbonCore/" ""
+  '';
+
+  meta = with lib; {
+    maintainers = with maintainers; [ copumpkin ];
+    platforms   = platforms.darwin;
+    license     = licenses.apsl20;
+  };
+}