Fixes qemu user session uefi

system/app/virtualization.nix

@@ -0,0 +1,13 @@
+{ config, lib, pkgs, ... }:
+
+{
+  environment.systemPackages = [ pkgs.virt-manager ];
+  virtualisation.libvirtd = {
+  allowedBridges = [
+    "nm-bridge"
+    "virbr0"
+  ];
+  enable = true;
+  qemuRunAsRoot = false;
+  };
+}