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/development/compilers/qbe/default.nix

@@ -0,0 +1,33 @@
+{ lib, stdenv
+, fetchgit
+, unstableGitUpdater
+, callPackage
+}:
+
+stdenv.mkDerivation rec {
+  pname = "qbe";
+  version = "unstable-2022-04-11";
+
+  src = fetchgit {
+    url = "git://c9x.me/qbe.git";
+    rev = "2caa26e388b1c904d2f12fb09f84df7e761d8331";
+    sha256 = "sha256-TNKHKX/PbrNIQJ+Q50KemfcigEBKe7gmJzTjB6ofYL8=";
+  };
+
+  makeFlags = [ "PREFIX=$(out)" ];
+
+  doCheck = true;
+
+  passthru = {
+    tests.can-run-hello-world = callPackage ./test-can-run-hello-world.nix {};
+    updateScript = unstableGitUpdater { };
+  };
+
+  meta = with lib; {
+    homepage = "https://c9x.me/compile/";
+    description = "A small compiler backend written in C";
+    maintainers = with maintainers; [ fgaz ];
+    license = licenses.mit;
+    platforms = platforms.all;
+  };
+}