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/desktops/arcan/prio/default.nix

@@ -0,0 +1,37 @@
+{ lib
+, stdenv
+, fetchFromGitHub
+}:
+
+stdenv.mkDerivation rec {
+  pname = "prio";
+  version = "0.pre+date=2018-09-13";
+
+  src = fetchFromGitHub {
+    owner = "letoram";
+    repo = pname;
+    rev = "c3f97491339d15f063d6937d5f89bcfaea774dd1";
+    hash = "sha256-Idv/duEYmDk/rO+TI8n+FY3VFDtUEh8C292jh12BJuM=";
+  };
+
+  dontConfigure = true;
+
+  dontBuild = true;
+
+  installPhase = ''
+    runHook preInstall
+
+    mkdir -p ${placeholder "out"}/share/arcan/appl/prio
+    cp -a ./* ${placeholder "out"}/share/arcan/appl/prio
+
+    runHook postInstall
+  '';
+
+  meta = with lib; {
+    homepage = "https://github.com/letoram/prio";
+    description = "Plan9- Rio like Window Manager for Arcan";
+    license = licenses.bsd3;
+    maintainers = with maintainers; [ AndersonTorres ];
+    platforms = platforms.all;
+  };
+}