Update package pins

modules/nix-conf.nix

@@ -25,7 +25,7 @@ in
         options = "--delete-older-than 30d";
       };
 
-      package = pkgs.nixStable;
+      package = pkgs.nixVersions.stable;
 
       settings = {
         cores = 0; # Use all cores for builds

modules/nixos/gitlab-runner.nix

@@ -72,7 +72,6 @@ in
           "virbr0"
         ];
         onBoot = "ignore"; # only restart VMs labeled 'autostart'
-        qemu.ovmf.enable = true;
       };
       virtualbox.host = lib.mkIf cfg.vbox {
         enable = true;

modules/nixos/vmdev.nix

@@ -48,10 +48,6 @@ with lib;
         enable = true;
         onBoot = "ignore"; # Do not auto-restart VMs on boot, unless they are marked autostart
         qemu = {
-          ovmf = {
-            enable = true;
-            packages = [ pkgs.OVMFFull.fd ];
-          };
           swtpm = {
             enable = true;
             package = pkgs.swtpm;