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/applications/misc/seatd/default.nix

@@ -0,0 +1,44 @@
+{ fetchFromSourcehut
+, lib
+, meson
+, ninja
+, pkg-config
+, scdoc
+, stdenv
+, systemdSupport ? stdenv.isLinux, systemd
+}:
+
+stdenv.mkDerivation rec {
+  pname = "seatd";
+  version = "0.7.0";
+
+  src = fetchFromSourcehut {
+    owner = "~kennylevinsen";
+    repo = "seatd";
+    rev = version;
+    sha256 = "sha256-m8xoL90GI822FTgCXuVr3EejLAMUStkPKVoV7w8ayIE=";
+  };
+
+  outputs = [ "bin" "out" "dev" "man" ];
+
+  depsBuildBuild = [ pkg-config ];
+
+  nativeBuildInputs = [ meson ninja pkg-config scdoc ];
+
+  buildInputs = lib.optionals systemdSupport [ systemd ];
+
+  mesonFlags = [
+    "-Dlibseat-logind=${if systemdSupport then "systemd" else "disabled"}"
+    "-Dlibseat-builtin=enabled"
+    "-Dserver=enabled"
+  ];
+
+  meta = with lib; {
+    description = "A universal seat management library";
+    changelog   = "https://git.sr.ht/~kennylevinsen/seatd/refs/${version}";
+    homepage    = "https://sr.ht/~kennylevinsen/seatd/";
+    license     = licenses.mit;
+    platforms   = platforms.linux;
+    maintainers = with maintainers; [ emantor ];
+  };
+}