plugdata: use upstream desktop item (#532164)

pkgs/by-name/pl/plugdata/package.nix

@@ -4,8 +4,6 @@
   fetchFromGitHub,
   fetchpatch2,
   ensureNewerSourcesForZipFilesHook,
-  makeDesktopItem,
-  copyDesktopItems,
   cmake,
   pkg-config,
   alsa-lib,
@@ -49,7 +47,6 @@ stdenv.mkDerivation (finalAttrs: {
     cmake
     pkg-config
     ensureNewerSourcesForZipFilesHook
-    copyDesktopItems
     python3
     makeWrapper
     writableTmpDirAsHomeHook
@@ -77,21 +74,6 @@ stdenv.mkDerivation (finalAttrs: {
     webkitgtk_4_1
   ];
 
-  desktopItems = [
-    (makeDesktopItem {
-      name = "PlugData";
-      desktopName = "PlugData";
-      exec = "plugdata";
-      icon = "plugdata_logo";
-      comment = "Pure Data as a plugin, with a new GUI";
-      type = "Application";
-      categories = [
-        "AudioVideo"
-        "Music"
-      ];
-    })
-  ];
-
   env.NIX_LDFLAGS = toString [
     "-lX11"
     "-lXext"
@@ -131,7 +113,8 @@ stdenv.mkDerivation (finalAttrs: {
     cp -r Plugins/VST3/plugdata{,-fx}.vst3 $out/lib/vst3
     cp -r Plugins/LV2/plugdata{,-fx}.lv2   $out/lib/lv2
 
-    install -Dm444 $src/Resources/Icons/plugdata_logo_linux.png $out/share/icons/hicolor/512x512/apps/plugdata_logo.png
+    install -Dm444 Resources/Icons/plugdata_logo_linux.png $out/share/icons/hicolor/512x512/apps/plugdata.png
+    install -Dm444 Resources/Installer/plugdata.desktop -t $out/share/applications
 
     runHook postInstall
   '';