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/tools/toxiproxy/default.nix

@@ -0,0 +1,33 @@
+{ lib, buildGoModule, fetchFromGitHub }:
+
+buildGoModule rec {
+  pname = "toxiproxy";
+  version = "2.4.0";
+
+  src = fetchFromGitHub {
+    owner = "Shopify";
+    repo = "toxiproxy";
+    rev = "v${version}";
+    sha256 = "sha256-vFf1yLpAa+yO1PCE+pLTnvvtROtpVxlEgACDNNUWBEM=";
+  };
+
+  vendorSha256 = "sha256-mrRMyIU6zeyAT/fXbBmtMlZzpyeB45FQmYJ4FDwTRTo=";
+
+  excludedPackages = [ "test/e2e" ];
+
+  ldflags = [ "-s" "-w" "-X github.com/Shopify/toxiproxy/v2.Version=${version}" ];
+
+  checkFlags = [ "-short" ];
+
+  postInstall = ''
+    mv $out/bin/cli $out/bin/toxiproxy-cli
+    mv $out/bin/server $out/bin/toxiproxy-server
+  '';
+
+  meta = {
+    description = "Proxy for for simulating network conditions";
+    homepage = "https://github.com/Shopify/toxiproxy";
+    maintainers = with lib.maintainers; [ avnik ];
+    license = lib.licenses.mit;
+  };
+}