apotris: actually install desktop file

pkgs/by-name/ap/apotris/package.nix

@@ -22,6 +22,7 @@
   libxi,
   libxscrnsaver,
   makeDesktopItem,
+  copyDesktopItems,
 }:
 
 stdenv.mkDerivation (finalAttrs: {
@@ -48,6 +49,7 @@ stdenv.mkDerivation (finalAttrs: {
     cmake
     pkg-config
     xxd
+    copyDesktopItems
   ];
 
   buildInputs = [
@@ -70,15 +72,17 @@ stdenv.mkDerivation (finalAttrs: {
 
   dontUseCmakeConfigure = true;
 
-  desktopItem = makeDesktopItem {
-    name = "Apotris";
-    exec = "Apotris";
-    comment = "A block stacking game";
-    desktopName = "Apotris";
-    categories = [
-      "Game"
-    ];
-  };
+  desktopItems = [
+    (makeDesktopItem {
+      name = "Apotris";
+      exec = "Apotris";
+      comment = "A block stacking game";
+      desktopName = "Apotris";
+      categories = [
+        "Game"
+      ];
+    })
+  ];
 
   meta = {
     description = "Block stacking game";