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/gomplate/default.nix

@@ -0,0 +1,39 @@
+{ lib, buildGoModule, fetchFromGitHub }:
+
+buildGoModule rec {
+  pname = "gomplate";
+  version = "3.10.0";
+  owner = "hairyhenderson";
+  rev = "v${version}";
+
+  src = fetchFromGitHub {
+    inherit owner rev;
+    repo = pname;
+    sha256 = "0dbi9saxbwcvypxc0s656ln9zq2vysx8dhrcz488nmy6rcpqiiah";
+  };
+
+  vendorSha256 = "0rvki8ghlbbaqgnjfsbs1jswj08jfzmnz9ilynv2c6kfkx9zs108";
+
+  postPatch = ''
+    # some tests require network access
+    rm net/net_test.go \
+      internal/tests/integration/datasources_blob_test.go \
+      internal/tests/integration/datasources_git_test.go
+    # some tests rely on external tools we'd rather not depend on
+    rm internal/tests/integration/datasources_consul_test.go \
+      internal/tests/integration/datasources_vault*_test.go
+  '';
+
+  ldflags = [
+    "-s"
+    "-w"
+    "-X github.com/${owner}/${pname}/v3/version.Version=${rev}"
+  ];
+
+  meta = with lib; {
+    description = "A flexible commandline tool for template rendering";
+    homepage = "https://gomplate.ca/";
+    maintainers = with maintainers; [ ris jlesquembre ];
+    license = licenses.mit;
+  };
+}