refactor(networking): drop wireless enable since it installs wpa_supplicant and rely on networkmanager instead

modules/nixos/networking.nix

@@ -8,9 +8,8 @@
   networking.firewall.allowedTCPPorts = [ ];
   networking.firewall.allowedUDPPorts = [ ];
 
-  # enable wifi
+  # enable wifi firmware
   hardware.enableAllFirmware = true;
-  networking.wireless.enable = true;
 
   # enable bluetooth
   hardware.bluetooth.enable = true;