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/tools/misc/nixbang/default.nix

@@ -0,0 +1,21 @@
+{ lib, pythonPackages, fetchFromGitHub }:
+
+pythonPackages.buildPythonApplication rec {
+  pname = "nixbang";
+  version = "0.1.2";
+  namePrefix = "";
+
+  src = fetchFromGitHub {
+    owner = "madjar";
+    repo = "nixbang";
+    rev = version;
+    sha256 = "1kzk53ry60i814wa6n9y2ni0bcxhbi9p8gdv10b974gf23mhi8vc";
+  };
+
+  meta = {
+    homepage = "https://github.com/madjar/nixbang";
+    description = "A special shebang to run scripts in a nix-shell";
+    maintainers = [ lib.maintainers.madjar ];
+    platforms = lib.platforms.all;
+  };
+}