SWDEV-334150 - Force callback to cycle commands

Enqueue a handler callback for hipEventRecords(aka marker_ts_) for every
64 submits, This recycles the memory if we dont end up calling
synchronize for the longest time.

Change-Id: I3d39fe76d52a5d81387927edd85b5663b563682c

rocclr/platform/commandqueue.cpp

@@ -40,7 +40,8 @@ HostQueue::HostQueue(Context& context, Device& device, cl_command_queue_properti
       lastEnqueueCommand_(nullptr),
       head_(nullptr),
       tail_(nullptr),
-      isActive_(false) {
+      isActive_(false),
+      markerTsCount_(0) {
   if (AMD_DIRECT_DISPATCH) {
     // Initialize the queue
     thread_.Init(this);