steamdeck: move orca-slicer to stable

hosts/configuration_desktop.nix

@@ -10,7 +10,7 @@
 #               └─ default.nix
 #
 
-{ config, lib, pkgs, inputs, user, location, agenix, ... }:
+{ config, lib, pkgs, pkgs-stable, inputs, user, location, agenix, ... }:
 
 {
   imports =                                 # Import window or display manager.
@@ -83,7 +83,7 @@
       VISUAL = "nvim";
       BROWSER = "firefox";
     };
-    systemPackages = with pkgs; [           # Default packages install system-wide
+    systemPackages = (with pkgs; [           # Default packages install system-wide
       vim
       git
       killall
@@ -115,7 +115,13 @@
       sbctl
       ausweisapp
       e2fsprogs
-    ];
+    ])
+
+    ++
+
+    (with pkgs-stable; [
+      orca-slicer
+    ]);
   };
 
   services = {