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/pass/extensions/genphrase.nix

@@ -0,0 +1,32 @@
+{ lib, stdenv, fetchFromGitHub }:
+
+stdenv.mkDerivation rec {
+  pname = "pass-genphrase";
+  version = "0.3";
+
+  src = fetchFromGitHub {
+    owner = "congma";
+    repo = "pass-genphrase";
+    rev = version;
+    sha256 = "01dff2jlp111y7vlmp1wbgijzphhlzc19m02fs8nzmn5vxyffanx";
+  };
+
+  dontBuild = true;
+
+  installTargets = [ "globalinstall" ];
+
+  installFlags = [ "PREFIX=$(out)" ];
+
+  postFixup = ''
+    substituteInPlace $out/lib/password-store/extensions/genphrase.bash \
+      --replace '$EXTENSIONS' "$out/lib/password-store/extensions/"
+  '';
+
+  meta = with lib; {
+    description = "Pass extension that generates memorable passwords";
+    homepage = "https://github.com/congma/pass-genphrase";
+    license = licenses.gpl3;
+    maintainers = with maintainers; [ seqizz ];
+    platforms = platforms.unix;
+  };
+}