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/misc/ntfy/default.nix

@@ -0,0 +1,49 @@
+{ lib, python3Packages, fetchFromGitHub, fetchpatch }:
+
+python3Packages.buildPythonApplication rec {
+  pname = "ntfy";
+  version = "2.7.0";
+
+  src = fetchFromGitHub {
+    owner = "dschep";
+    repo = "ntfy";
+    rev = "v${version}";
+    sha256 = "09f02cn4i1l2aksb3azwfb70axqhn7d0d0vl2r6640hqr74nc1cv";
+  };
+
+  checkInputs = with python3Packages; [
+    mock
+  ];
+
+  propagatedBuildInputs = with python3Packages; [
+    requests ruamel-yaml appdirs
+    sleekxmpp dnspython
+    emoji
+    psutil
+    matrix-client
+    dbus-python
+    ntfy-webpush
+    slack-sdk
+  ];
+
+  patches = [
+    # Fix Slack integration no longer working.
+    # From https://github.com/dschep/ntfy/pull/229 - "Swap Slacker for Slack SDK"
+    (fetchpatch {
+      name = "ntfy-Swap-Slacker-for-Slack-SDK.patch";
+      url = "https://github.com/dschep/ntfy/commit/2346e7cfdca84c8f1afc7462a92145c1789deb3e.patch";
+      sha256 = "13k7jbsdx0jx7l5s8whirric76hml5bznkfcxab5xdp88q52kpk7";
+    })
+  ];
+
+  checkPhase = ''
+    HOME=$(mktemp -d) ${python3Packages.python.interpreter} setup.py test
+  '';
+
+  meta = with lib; {
+    description = "A utility for sending notifications, on demand and when commands finish";
+    homepage = "http://ntfy.rtfd.org/";
+    license = licenses.gpl3;
+    maintainers = with maintainers; [ jfrankenau kamilchm ];
+  };
+}