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/shells/zsh/gradle-completion/default.nix

@@ -0,0 +1,37 @@
+{ lib, stdenv, fetchFromGitHub }:
+
+stdenv.mkDerivation rec {
+  pname = "gradle-completion";
+  version = "1.4.1";
+
+  src = fetchFromGitHub {
+    owner = "gradle";
+    repo = "gradle-completion";
+    rev = "v${version}";
+    sha256 = "15b0692i3h8h7b95465b2aw9qf5qjmjag5n62347l8yl7zbhv3l2";
+  };
+
+  strictDeps = true;
+
+  # we just move two files into $out,
+  # this shouldn't bother Hydra.
+  preferLocalBuild = true;
+
+  dontBuild = true;
+  installPhase = ''
+    runHook preInstall
+
+    mkdir -p $out
+    install -Dm0644 ./_gradle $out/share/zsh/site-functions/_gradle
+    install -Dm0644 ./gradle-completion.bash $out/share/bash-completion/completions/gradle
+
+    runHook postInstall
+  '';
+
+  meta = with lib; {
+    description = "Gradle tab completion for bash and zsh";
+    homepage = "https://github.com/gradle/gradle-completion";
+    license = licenses.mit;
+    maintainers = with maintainers; [ ];
+  };
+}