[Feature][T8TSK-79][Factory-test]Further optimize factory test sleep

Change-Id: Ia1e09c59801417adb4d5684e6b481a8ead2f451a
diff --git a/lib/liblynq-sim/include/lynq_sim.h b/lib/liblynq-sim/include/lynq_sim.h
index c6d9a8d..c2d7793 100755
--- a/lib/liblynq-sim/include/lynq_sim.h
+++ b/lib/liblynq-sim/include/lynq_sim.h
@@ -79,6 +79,12 @@
  */
 int lynq_reset_modem(void);
 
+/**
+ * @brief factory test to both radio on/off
+ * 
+ */
+int lynq_factory_radio_state(int num);
+
 
 #ifdef __cplusplus
 }