Remove Helgrind warning when Node flags are illegally accessed from event and update thread at the same time
Remove Helgrind warning when Node flags are illegally accessed from event and update thread at the same time

Change-Id: I45c483fe5db2d3cad32144f120b7d7311867658c

dalihub/dali-core,dalihub/dali-core,pwisbey/dali-core,pwisbey/dali-core,pwisbey/dali-core,pwisbey/dali-core,dalihub/dali-core,dalihub/dali-core