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/system/runitor/default.nix

@@ -0,0 +1,43 @@
+{ lib, buildGoModule, fetchFromGitHub, fetchpatch, testers, runitor }:
+
+buildGoModule rec {
+  pname = "runitor";
+  version = "0.10.1";
+  vendorSha256 = null;
+
+  src = fetchFromGitHub {
+    owner = "bdd";
+    repo = "runitor";
+    rev = "v${version}";
+    sha256 = "sha256-qqfaA1WAHkuiyzyQbrSvnmwuRXElArErJ6PtLPOxzsg=";
+  };
+
+  ldflags = [
+    "-s" "-w" "-X main.Version=v${version}"
+  ];
+
+  passthru.tests.version = testers.testVersion {
+    package = runitor;
+    command = "runitor -version";
+    version = "v${version}";
+  };
+
+  # Unit tests require binding to local addresses for listening sockets.
+  __darwinAllowLocalNetworking = true;
+
+  meta = with lib; {
+    homepage = "https://bdd.fi/x/runitor";
+    description = "A command runner with healthchecks.io integration";
+    longDescription = ''
+      Runitor runs the supplied command, captures its output, and based on its exit
+      code reports successful or failed execution to https://healthchecks.io or your
+      private instance.
+
+      Healthchecks.io is a web service for monitoring periodic tasks. It's like a
+      dead man's switch for your cron jobs. You get alerted if they don't run on time
+      or terminate with a failure.
+    '';
+    license = licenses.bsd0;
+    maintainers = with maintainers; [ bdd ];
+  };
+}