Update LoRaMac-node to Version 4.4.4，fix Security breach found by Tencent Blade Team please refer to security advisory - CVE-2020-11068

fix Security breach found by Tencent Blade Team please refer to security advisory - CVE-2020-11068

components/connectivity/LoraWAN/mac/LoRaMacAdr.h

@@ -37,6 +37,11 @@
 #ifndef __LORAMACADR_H__
 #define __LORAMACADR_H__
 
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
 /*! \} defgroup LORAMACADR */
 
 /*
@@ -101,4 +106,8 @@ typedef struct sCalcNextAdrParams
  */
 bool LoRaMacAdrCalcNext( CalcNextAdrParams_t* adrNext, int8_t* drOut, int8_t* txPowOut, uint32_t* adrAckCounter );
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif // __LORAMACADR_H__