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/grml-zsh-config/default.nix

@@ -0,0 +1,43 @@
+{ stdenv, fetchFromGitHub, lib
+, zsh, coreutils, inetutils, procps, txt2tags }:
+
+with lib;
+
+stdenv.mkDerivation rec {
+  pname = "grml-zsh-config";
+  version = "0.19.2";
+
+  src = fetchFromGitHub {
+    owner = "grml";
+    repo = "grml-etc-core";
+    rev = "v${version}";
+    sha256 = "sha256-9BknWrYgLv9xx9TlVAJxRzVUmbz5v6f7swPDsE4P6WY=";
+  };
+
+  strictDeps = true;
+  nativeBuildInputs = [ txt2tags ];
+  buildInputs = [ zsh coreutils procps ]
+    ++ optional stdenv.isLinux inetutils;
+
+  buildPhase = ''
+    cd doc
+    make
+    cd ..
+  '';
+
+  installPhase = ''
+    install -D -m644 etc/zsh/keephack $out/etc/zsh/keephack
+    install -D -m644 etc/zsh/zshrc $out/etc/zsh/zshrc
+
+    install -D -m644 doc/grmlzshrc.5 $out/share/man/man5/grmlzshrc.5
+    ln -s grmlzshrc.5.gz $out/share/man/man5/grml-zsh-config.5.gz
+  '';
+
+  meta = with lib; {
+    description = "grml's zsh setup";
+    homepage = "https://grml.org/zsh/";
+    license = licenses.gpl2;
+    platforms = platforms.unix;
+    maintainers = with maintainers; [ msteen rvolosatovs ];
+  };
+}