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/deluge.nix

@@ -0,0 +1,61 @@
+import ./make-test-python.nix ({ pkgs, ...} : {
+  name = "deluge";
+  meta = with pkgs.lib.maintainers; {
+    maintainers = [ flokli ];
+  };
+
+  nodes = {
+    simple = {
+      services.deluge = {
+        enable = true;
+        package = pkgs.deluge-2_x;
+        web = {
+          enable = true;
+          openFirewall = true;
+        };
+      };
+    };
+
+    declarative = {
+      services.deluge = {
+        enable = true;
+        package = pkgs.deluge-2_x;
+        openFirewall = true;
+        declarative = true;
+        config = {
+          allow_remote = true;
+          download_location = "/var/lib/deluge/my-download";
+          daemon_port = 58846;
+          listen_ports = [ 6881 6889 ];
+        };
+        web = {
+          enable = true;
+          port =  3142;
+        };
+        authFile = pkgs.writeText "deluge-auth" ''
+          localclient:a7bef72a890:10
+          andrew:password:10
+          user3:anotherpass:5
+        '';
+      };
+    };
+
+  };
+
+  testScript = ''
+    start_all()
+
+    simple.wait_for_unit("deluged")
+    simple.wait_for_unit("delugeweb")
+    simple.wait_for_open_port("8112")
+    declarative.wait_for_unit("network.target")
+    declarative.wait_until_succeeds("curl --fail http://simple:8112")
+
+    declarative.wait_for_unit("deluged")
+    declarative.wait_for_unit("delugeweb")
+    declarative.wait_until_succeeds("curl --fail http://declarative:3142")
+    declarative.succeed(
+        "deluge-console 'connect 127.0.0.1:58846 andrew password; help' | grep -q 'rm.*Remove a torrent'"
+    )
+  '';
+})