Update nixpkgs-unstable (and other inputs)

nixos/boxes/home/palace/vms/sfh/containers/unifi.nix

@@ -56,6 +56,7 @@ in
             enable = true;
             openFirewall = true;
             unifiPackage = pkgs.unifi8;
+            mongodbPackage = pkgs.mongodb-6_0;
           };
         };
       };