message: upstream: update incorrect comment
diff: @@ -90,8 +90,7 @@ void EdsClusterImpl::onConfigUpdate(const ResourceVector& resources, const std::
  const uint32_t overprovisioning_factor = PROTOBUF_GET_WRAPPED_OR_DEFAULT(
  cluster_load_assignment.policy(), overprovisioning_factor, kDefaultOverProvisioningFactor);
  - // Loop over existing priorities not present in the config. This will empty out any priorities
  - // the config update did not refer to
  + // Loop over all priorities that exist in the new configuration.
  auto& priority_state = priority_state_manager.priorityState();
  for (size_t i = 0; i < priority_state.size(); ++i) {
  if (priority_state[i].first != nullptr) {
  