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/servers/unifiedpush-common-proxies/default.nix

@@ -0,0 +1,26 @@
+{ lib
+, fetchFromGitHub
+, buildGoModule
+}:
+
+buildGoModule rec {
+  pname = "unifiedpush-common-proxies";
+  version = "1.1.1";
+
+  src = fetchFromGitHub {
+    owner = "unifiedpush";
+    repo = "common-proxies";
+    rev = "v${version}";
+    sha256 = "0wf6kmj8m2c06864qiphf91j5rpaj3bvjrafdk6lqli14p5gmma2";
+  };
+
+  vendorSha256 = "13mxdjc9fvajl0w78a5g1cqadgmxsx74zz8npp5h2s68zkl8sjxk";
+
+  meta = with lib; {
+    description = "A set of rewrite proxies and gateways for UnifiedPush";
+    homepage = "https://github.com/UnifiedPush/common-proxies";
+    license = licenses.mit;
+    maintainers = with maintainers; [ yuka ];
+    mainProgram = "up_rewrite";
+  };
+}