[m] Cleanup nixos config

modules/nixos/system/network/bluetooth/default.nix

@@ -1,7 +1,4 @@
 { pkgs, ... }: {
   hardware.bluetooth.enable = true;
-  hardware.brillo.enable = true;
   services.blueman.enable = true;
-
-  environment.systemPackages = with pkgs; [ bluez bluez-tools ];
 }