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/applications/graphics/hello-wayland/default.nix

@@ -0,0 +1,33 @@
+{ stdenv, lib, fetchFromGitHub
+, imagemagick, pkg-config, wayland, wayland-protocols
+}:
+
+stdenv.mkDerivation {
+  pname = "hello-wayland-unstable";
+  version = "2020-07-27";
+
+  src = fetchFromGitHub {
+    owner = "emersion";
+    repo = "hello-wayland";
+    rev = "501d0851cfa7f21c780c0eb52f0a6b23f02918c5";
+    sha256 = "0dz6przqp57kw8ycja3gw6jp9x12217nwbwdpgmvw7jf0lzhk4xr";
+  };
+
+  nativeBuildInputs = [ imagemagick pkg-config ];
+  buildInputs = [ wayland wayland-protocols ];
+
+  installPhase = ''
+    runHook preBuild
+    mkdir -p $out/bin
+    install hello-wayland $out/bin
+    runHook postBuild
+  '';
+
+  meta = with lib; {
+    description = "Hello world Wayland client";
+    homepage = "https://github.com/emersion/hello-wayland";
+    maintainers = with maintainers; [ qyliss ];
+    license = licenses.mit;
+    platforms = platforms.linux;
+  };
+}