feat(tahina): init as guest laptop

systems/tahina/configuration.nix

@@ -28,7 +28,6 @@ in {
     name = "xenos";
     password = "xenos";
     isNormalUser = true;
-    extraGroups = ["networkmanager"];
   };
 
   services.xserver = {

systems/tahina/hardware-configuration.nix

@@ -36,12 +36,7 @@
     fsType = "vfat";
   };
 
-  swapDevices = [
-    {
-      device = "/swapfile";
-      size = 2048;
-    }
-  ];
+  swapDevices = [];
 
   hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
 }