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/tools/security/keybase/default.nix

@@ -0,0 +1,42 @@
+{ stdenv, substituteAll, lib, buildGoModule, fetchFromGitHub
+, AVFoundation, AudioToolbox, ImageIO, CoreMedia
+, Foundation, CoreGraphics, MediaToolbox, gnupg
+}:
+
+buildGoModule rec {
+  pname = "keybase";
+  version = "5.9.3";
+
+  modRoot = "go";
+  subPackages = [ "kbnm" "keybase" ];
+
+  dontRenameImports = true;
+
+  src = fetchFromGitHub {
+    owner = "keybase";
+    repo = "client";
+    rev = "v${version}";
+    sha256 = "sha256-vPQ1hBd33DwsW0b79kNH1yd7mrwkoftIYFgmMVxC+78=";
+  };
+  vendorSha256 = "sha256-ckAnSSSEF00gbgxnPAi2Pi8TNu3nmAahK7TP6HnfmNo=";
+
+  patches = [
+    (substituteAll {
+      src = ./fix-paths-keybase.patch;
+      gpg = "${gnupg}/bin/gpg";
+      gpg2 = "${gnupg}/bin/gpg2";
+    })
+  ];
+
+  buildInputs = lib.optionals stdenv.isDarwin [ AVFoundation AudioToolbox ImageIO CoreMedia Foundation CoreGraphics MediaToolbox ];
+  tags = [ "production" ];
+  ldflags = [ "-s" "-w" ];
+
+  meta = with lib; {
+    homepage = "https://www.keybase.io/";
+    description = "The Keybase official command-line utility and service";
+    platforms = platforms.linux ++ platforms.darwin;
+    maintainers = with maintainers; [ avaq carlsverre np rvolosatovs Br1ght0ne shofius ];
+    license = licenses.bsd3;
+  };
+}