[sim] Add callback for NotifyNewData

hal/src/main/native/sim/DriverStation.cpp

@@ -274,6 +274,7 @@ static int32_t newDataOccur(uint32_t refNum) {
   // Since we could get other values, require our specific handle
   // to signal our threads
   if (refNum != refNumber) return 0;
+  SimDriverStationData->CallNewDataCallbacks();
   std::scoped_lock lock(newDSDataAvailableMutex);
   // Nofify all threads
   newDSDataAvailableCounter++;