Fix the case where the WorkerQueue is a host queue

Author: sergey-semenov

sycl/source/detail/scheduler/commands.cpp

@@ -499,7 +499,8 @@ void Command::processDepEvent(EventImplPtr DepEvent, const DepDesc &Dep) {
   // TODO temporarily disabled with Level Zero since the enqueued operations
   // that are implemented directly in the plugin (e.g. map/unmap) do not satisfy
   // in-order queue requirements.
-  if (WorkerQueue->getPlugin().getBackend() != backend::level_zero)
+  if (WorkerQueue->is_host() ||
+      WorkerQueue->getPlugin().getBackend() != backend::level_zero)
     if (Dep.MDepCommand && Dep.MDepCommand->getWorkerQueue() == WorkerQueue &&
         WorkerQueue->has_property<property::queue::in_order>())
       return;