potentioally fix high transaction throughput caused by firmware version comparison being bricked.

Author: LucHeart

LiveControlGateway/LifetimeManager/HubLifetime.cs

@@ -495,7 +495,7 @@ await deviceOnline.InsertAsync(new DeviceOnline
 
         var sendOnlineStatusUpdate = false;
 
-        if (online.FirmwareVersion != data.FirmwareVersion ||
+        if (!online.FirmwareVersion.Equals(data.FirmwareVersion) ||
             online.Gateway != data.Gateway ||
             online.ConnectedAt != data.ConnectedAt ||
             online.UserAgent != data.UserAgent)