Couple of cleanups.

Remove queue limitation since we loop through HW queues now.
Add a DevLogError if we fail to create the hsa_queue. A ticket showed a regression there.

Change-Id: I4f58e405f88e75600a762f6d6352838c969cdb5e

rocclr/device/rocm/rocvirtual.cpp

@@ -694,11 +694,6 @@ VirtualGPU::~VirtualGPU() {
 }
 
 bool VirtualGPU::create() {
-  // Checking Virtual gpu unique index for ROCm backend
-  if (index() > device().settings().commandQueues_) {
-    return false;
-  }
-
   // Pick a reasonable queue size
   uint32_t queue_size = 1024;
   gpu_queue_ = roc_device_.acquireQueue(queue_size, cooperative_);