message: Fix a missing-field-initializers error.
diff: @@ -344,7 +344,7 @@ void BaseIntegrationTest::createApiTestServer(const std::string& json_path,
  void BaseIntegrationTest::createTestServer(const std::string& json_path,
  const std::vector<std::string>& port_names) {
  - createApiTestServer(json_path, {}, port_names);
  + createApiTestServer(json_path, ApiFilesystemConfig(), port_names);
  }
  void BaseIntegrationTest::testRouterRequestAndResponseWithBody(Network::ClientConnectionPtr&& conn,
  