Fix mac build (ray-project#43546)

The previous PR doesn't fix all the places.

Co-authored-by: Cuong Nguyen <[email protected]>

src/ray/raylet/local_task_manager.cc

@@ -998,7 +998,7 @@ bool LocalTaskManager::ReleaseCpuResourcesFromBlockedWorker(
 
  bool cpu_resources_released = false;
  if (worker->GetAllocatedInstances() != nullptr) {
- for (const auto resource_id : worker->GetAllocatedInstances()->ResourceIds()) {
+ for (const auto &resource_id : worker->GetAllocatedInstances()->ResourceIds()) {
  if (IsCPUOrPlacementGroupCPUResource(resource_id)) {
  auto cpu_instances = worker->GetAllocatedInstances()->GetDouble(resource_id);
  cluster_resource_scheduler_->GetLocalResourceManager().AddResourceInstances(
@@ -1027,7 +1027,7 @@ bool LocalTaskManager::ReturnCpuResourcesToUnblockedWorker(
 
  bool cpu_resources_returned = false;
  if (worker->GetAllocatedInstances() != nullptr) {
- for (const auto resource_id : worker->GetAllocatedInstances()->ResourceIds()) {
+ for (const auto &resource_id : worker->GetAllocatedInstances()->ResourceIds()) {
  if (IsCPUOrPlacementGroupCPUResource(resource_id)) {
  auto cpu_instances = worker->GetAllocatedInstances()->GetDouble(resource_id);
  // Important: we allow going negative here, since otherwise you can use infinite
@@ -1071,7 +1071,7 @@ ResourceSet LocalTaskManager::CalcNormalTaskResources() const {
  auto resource_set = allocated_instances->ToResourceSet();
  // Blocked normal task workers have temporarily released its allocated CPU.
  if (worker->IsBlocked()) {
- for (const auto resource_id : allocated_instances->ResourceIds()) {
+ for (const auto &resource_id : allocated_instances->ResourceIds()) {
  if (IsCPUOrPlacementGroupCPUResource(resource_id)) {
  resource_set.Set(resource_id, 0);
  }