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/python-modules/enturclient/default.nix

@@ -0,0 +1,51 @@
+{ lib
+, aiohttp
+, async-timeout
+, buildPythonPackage
+, fetchFromGitHub
+, poetry-core
+, pythonOlder
+}:
+
+buildPythonPackage rec {
+  pname = "enturclient";
+  version = "0.2.3";
+  disabled = pythonOlder "3.8";
+
+  format = "pyproject";
+
+  src = fetchFromGitHub {
+    owner = "hfurubotten";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "1w0791f4p3yyncc1izx3q97fyaky2ling14qr0yn0acrmq9yh5cc";
+  };
+
+  nativeBuildInputs = [
+    poetry-core
+  ];
+
+  propagatedBuildInputs = [
+    aiohttp
+    async-timeout
+  ];
+
+  postPatch = ''
+    substituteInPlace pyproject.toml \
+      --replace 'async_timeout = "^3.0.1"' 'async_timeout = ">=3.0.1"'
+  '';
+
+  # Project has no tests
+  doCheck = false;
+
+  pythonImportsCheck = [
+    "enturclient"
+  ];
+
+  meta = with lib; {
+    description = "Python library for interacting with the Entur.org API";
+    homepage = "https://github.com/hfurubotten/enturclient";
+    license = with licenses; [ mit ];
+    maintainers = with maintainers; [ fab ];
+  };
+}