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/zettlr/default.nix

@@ -0,0 +1,41 @@
+{ appimageTools
+, lib
+, fetchurl
+, texlive
+, pandoc
+}:
+
+# Based on https://gist.github.com/msteen/96cb7df66a359b827497c5269ccbbf94 and joplin-desktop nixpkgs.
+let
+  pname = "zettlr";
+  version = "2.2.6";
+  name = "${pname}-${version}";
+  src = fetchurl {
+    url = "https://github.com/Zettlr/Zettlr/releases/download/v${version}/Zettlr-${version}-x86_64.appimage";
+    sha256 = "sha256-f01WLxp8fe7y2EwTUhpPqcRuWBs/9lMaAAOdybmHB5M=";
+  };
+  appimageContents = appimageTools.extractType2 {
+    inherit name src;
+  };
+in
+appimageTools.wrapType2 rec {
+  inherit name src;
+
+  multiPkgs = null; # no 32bit needed
+  extraPkgs = pkgs: (appimageTools.defaultFhsEnvArgs.multiPkgs pkgs) ++ [ texlive pandoc ];
+  extraInstallCommands = ''
+    mv $out/bin/{${name},${pname}}
+    install -m 444 -D ${appimageContents}/Zettlr.desktop $out/share/applications/Zettlr.desktop
+    install -m 444 -D ${appimageContents}/Zettlr.png $out/share/icons/hicolor/512x512/apps/Zettlr.png
+    substituteInPlace $out/share/applications/Zettlr.desktop \
+      --replace 'Exec=AppRun' 'Exec=${pname}'
+  '';
+
+  meta = with lib; {
+    description = "A markdown editor for writing academic texts and taking notes";
+    homepage = "https://www.zettlr.com";
+    platforms = [ "x86_64-linux" ];
+    license = licenses.gpl3;
+    maintainers = with maintainers; [ tfmoraes ];
+  };
+}