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>

nixos/tests/hitch/default.nix

@@ -0,0 +1,33 @@
+import ../make-test-python.nix ({ pkgs, ... }:
+{
+  name = "hitch";
+  meta = with pkgs.lib.maintainers; {
+    maintainers = [ jflanglois ];
+  };
+  nodes.machine = { pkgs, ... }: {
+    environment.systemPackages = [ pkgs.curl ];
+    services.hitch = {
+      enable = true;
+      backend = "[127.0.0.1]:80";
+      pem-files = [
+        ./example.pem
+      ];
+    };
+
+    services.httpd = {
+      enable = true;
+      virtualHosts.localhost.documentRoot = ./example;
+      adminAddr = "noone@testing.nowhere";
+    };
+  };
+
+  testScript =
+    ''
+      start_all()
+
+      machine.wait_for_unit("multi-user.target")
+      machine.wait_for_unit("hitch.service")
+      machine.wait_for_open_port(443)
+      assert "We are all good!" in machine.succeed("curl -fk https://localhost:443/index.txt")
+    '';
+})