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/tools/networking/wormhole-william/default.nix

@@ -0,0 +1,30 @@
+{ lib, buildGoModule, fetchFromGitHub }:
+
+buildGoModule rec {
+  pname = "wormhole-william";
+  version = "1.0.6";
+
+  src = fetchFromGitHub {
+    owner = "psanford";
+    repo = "wormhole-william";
+    rev = "v${version}";
+    sha256 = "sha256-L/0zgQkwADElpIzOJAROa3CN/YNl76Af2pAhX8y2Wxs=";
+  };
+
+  vendorSha256 = "sha256-J6iht3cagcwFekydShgaYJtkNLfEvSDqonkC7+frldM=";
+
+  preCheck = ''
+    # wormhole_test.go:692: failed to establish connection
+    substituteInPlace wormhole/wormhole_test.go \
+      --replace "TestWormholeDirectoryTransportSendRecvDirect" \
+                "SkipWormholeDirectoryTransportSendRecvDirect"
+  '';
+
+  meta = with lib; {
+    homepage = "https://github.com/psanford/wormhole-william";
+    description = "End-to-end encrypted file transfers";
+    changelog = "https://github.com/psanford/wormhole-william/releases/tag/v${version}";
+    license = licenses.mit;
+    maintainers = with maintainers; [ psanford ];
+  };
+}