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/servers/matrix-synapse/tools/synadm.nix

@@ -0,0 +1,46 @@
+{ lib
+, python3Packages
+}:
+
+with python3Packages; buildPythonApplication rec {
+  pname = "synadm";
+  version = "0.34";
+  format = "setuptools";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "sha256-pM1nY8j7W1aeWv7/H+9Sz9jo4u1sax/fuKPtx0JKtL8=";
+  };
+
+  postPatch = ''
+    substituteInPlace setup.py \
+      --replace "Click>=7.0,<8.0" "Click"
+  '';
+
+  propagatedBuildInputs = [
+    click
+    click-option-group
+    tabulate
+    pyyaml
+    requests
+  ];
+
+  checkPhase = ''
+    runHook preCheck
+    export HOME=$TMPDIR
+    $out/bin/synadm -h > /dev/null
+    runHook postCheck
+  '';
+
+  meta = with lib; {
+    description = "Command line admin tool for Synapse";
+    longDescription = ''
+      A CLI tool to help admins of Matrix Synapse homeservers
+      conveniently issue commands available via its admin API's
+      (matrix-org/synapse@master/docs/admin_api)
+    '';
+    homepage = "https://github.com/JOJ0/synadm";
+    license = licenses.gpl3Plus;
+    maintainers = with maintainers; [ hexa ];
+  };
+}