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/development/idris-modules/bifunctors.nix

@@ -0,0 +1,21 @@
+{ build-idris-package
+, fetchFromGitHub
+, lib
+}:
+build-idris-package  {
+  pname = "bifunctors";
+  version = "2017-02-07";
+
+  src = fetchFromGitHub {
+    owner = "japesinator";
+    repo = "Idris-Bifunctors";
+    rev = "be7b8bde88331ad3af87e5c0a23fc0f3d52f3868";
+    sha256 = "0cfp58lhm2g0g1vrpb0mh71qb44n2yvg5sil9ndyf2sqd5ria6yq";
+  };
+
+  meta = {
+    description = "A small bifunctor library for idris";
+    homepage = "https://github.com/japesinator/Idris-Bifunctors";
+    maintainers = [ lib.maintainers.brainrape ];
+  };
+}