FPreLoadScreenManager::GameLogicFrameTick should call FTaskGraphInterface::Get().ProcessThreadUntilIdle(ENamedThreads::GameThread). It's needed to properly finish Build Patch Services tasks.

[at]Leigh.Swift [at]Thomas.Ross


#ROBOMERGE-SOURCE: CL 10953569 via CL 10953576 via CL 10953578
#ROBOMERGE-BOT: (v632-10940481)

[CL 10953579 by justin marcus in Main branch]

Engine/Source/Runtime/PreLoadScreen/Private/PreLoadScreenManager.cpp

@@ -339,6 +339,7 @@ void FPreLoadScreenManager::GameLogicFrameTick()
 		DeltaTime = FMath::Min(DeltaTime, MaxTickTime);
 
         //We have to manually tick everything as we are looping the main thread here
+		FTaskGraphInterface::Get().ProcessThreadUntilIdle(ENamedThreads::GameThread);
         FTicker::GetCoreTicker().Tick(DeltaTime);
         FThreadManager::Get().Tick();