Set server to the passthrough server client in passthrough mode

src/connector.c

@@ -401,8 +401,8 @@ reparse:
 		} else {
 			json_object_set_new_nocheck(val, "client_id", json_integer(client->id));
 			json_object_set_new_nocheck(val, "address", json_string(client->address_name));
-			json_object_set_new_nocheck(val, "server", json_integer(client->server));
 		}
+		json_object_set_new_nocheck(val, "server", json_integer(client->server));
 		s = json_dumps(val, 0);
 
 		/* Do not send messages of clients we've already dropped. We