go: update config

go/benchmark_config

@@ -5,7 +5,7 @@
       "setup_file": "setup",
       "json_url": "/json",
       "db_url": "/db",
-      "query_url": "/db?queries=",
+      "query_url": "/queries?queries=",
       "fortune_url": "/fortune",
       "update_url": "/update?queries=",
       "plaintext_url": "/plaintext",