Sorted some stuff in configuration

nixos/libvirt.nix

@@ -1,36 +0,0 @@
-{ pkgs, username, ... }:
-{
-  virtualisation = {
-    libvirtd = {
-      enable = true;
-      qemu = {
-        package = pkgs.qemu_kvm;
-        swtpm.enable = true;
-        ovmf.enable = true;
-        ovmf.packages = [ pkgs.OVMFFull.fd ];
-      };
-    };
-    spiceUSBRedirection.enable = true;
-  };
-
-  users.users.${username}.extraGroups = [ "libvirtd" ];
-
-  environment.systemPackages = with pkgs; [
-    spice
-    spice-gtk
-    spice-protocol
-    virt-viewer
-    #virtio-win
-    #win-spice
-  ];
-  programs.virt-manager.enable = true;
-
-  home-manager.users.${username} = {
-    dconf.settings = {
-      "org/virt-manager/virt-manager/connections" = {
-        autoconnect = [ "qemu:///system" ];
-        uris = [ "qemu:///system" ];
-      };
-    };
-  };
-}