Added another strategic timeout

Author: tstesyn

tests/KeeperData.Infrastructure.Tests.Unit/Queues/QueueConsumerBaseTests.cs

@@ -20,6 +20,7 @@ public async Task StartAsync_ShouldLogStart_ThenEnterExecutionLoop()
 
         // Act
         await sut.StartAsync(token);
+        Thread.Sleep(500);
 
         // Assert
         mockSetup.Logger.Received(1).LogInformation("QueueConsumerBase Service started.");