use the apply on the smith predictor

Author: Quick-Flash

src/main/sensors/gyro_filter_impl.c

@@ -83,7 +83,7 @@ static FAST_CODE void GYRO_FILTER_FUNCTION_NAME(void)
 #endif
 
 #ifdef USE_SMITH_PREDICTOR
-         applySmithPredictor(&gyro.smithPredictor[axis], gyroADCf, axis);
+         gyroADCf = applySmithPredictor(&gyro.smithPredictor[axis], gyroADCf, axis);
 #endif
         // DEBUG_GYRO_FILTERED records the scaled, filtered, after all software filtering has been applied.
         GYRO_FILTER_DEBUG_SET(DEBUG_GYRO_FILTERED, axis, lrintf(gyroADCf));