nixosTests.blocky: rename deprecated config options

Author: kuflierl

nixos/tests/blocky.nix

@@ -15,15 +15,17 @@
                 "printer.lan" = "192.168.178.3,2001:0db8:85a3:08d3:1319:8a2e:0370:7344";
               };
             };
-            upstream = {
+            upstreams.groups = {
               default = [
                 "8.8.8.8"
                 "1.1.1.1"
               ];
             };
-            port = 53;
-            httpPort = 5000;
-            logLevel = "info";
+            ports = {
+              dns = 53;
+              http = 5000;
+            };
+            log.level = "info";
           };
         };
       };