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/xrgears/default.nix

@@ -0,0 +1,59 @@
+{ lib, stdenv
+, fetchFromGitLab
+, glm
+, glslang
+, meson
+, ninja
+, openxr-loader
+, pkg-config
+, vulkan-headers
+, vulkan-loader
+, xxd
+, SDL2
+, makeWrapper
+, libGL
+, glib
+}:
+
+stdenv.mkDerivation rec {
+  pname = "xrgears";
+  version = "unstable-2021-06-19";
+
+  src = fetchFromGitLab {
+    domain = "gitlab.freedesktop.org";
+    owner = "monado";
+    repo = "demos/xrgears";
+    rev = "6331b98e065494995c9cc4b48ccdd9d5ccaef461";
+    sha256 = "sha256-buw2beTPIWScq+3VQjUyF+uOwS6VF+mnAPHZ2eFGZjc=";
+  };
+
+  nativeBuildInputs = [
+    glslang
+    meson
+    ninja
+    pkg-config
+    xxd
+    makeWrapper
+  ];
+
+  buildInputs = [
+    glm
+    openxr-loader
+    vulkan-headers
+    vulkan-loader
+    glib
+  ];
+
+  fixupPhase = ''
+    wrapProgram $out/bin/xrgears \
+      --prefix LD_LIBRARY_PATH : ${lib.makeLibraryPath [ SDL2 libGL ]}
+  '';
+
+  meta = with lib; {
+    homepage = "https://gitlab.freedesktop.org/monado/demos/xrgears";
+    description = "An OpenXR example using Vulkan for rendering";
+    platforms = platforms.linux;
+    license = licenses.mit;
+    maintainers = with maintainers; [ expipiplus1 ];
+  };
+}