[LoRaWAN] Fix cppcheck issue

src/protocols/LoRaWAN/LoRaWAN.cpp

@@ -14,6 +14,9 @@ LoRaWANNode::LoRaWANNode(PhysicalLayer* phy, const LoRaWANBand_t* band, uint8_t
   this->txPowerMax = this->band->powerMax;
   this->subBand = subBand;
   memset(this->channelPlan, 0, sizeof(this->channelPlan));
+  for(int i = 0; i < RADIOLIB_LORAWAN_NUM_SUPPORTED_PACKAGES; i++) {
+    this->packages[i] = RADIOLIB_LORAWAN_PACKAGE_NONE;
+  }
 }
 
 #if defined(RADIOLIB_BUILD_ARDUINO)

src/protocols/LoRaWAN/LoRaWAN.h

@@ -314,6 +314,8 @@ constexpr LoRaWANPackage_t PackageTable[RADIOLIB_LORAWAN_NUM_SUPPORTED_PACKAGES]
   { RADIOLIB_LORAWAN_PACKAGE_TS011, RADIOLIB_LORAWAN_FPORT_TS011, false, false, false }
 };
 
+#define RADIOLIB_LORAWAN_PACKAGE_NONE { .packId = 0, .packFPort = 0, .isAppPack = false, .fixedFPort = false, .enabled = false, .callback = NULL }
+
 #define RADIOLIB_LORAWAN_NONCES_VERSION_VAL (0x0001)
 
 enum LoRaWANSchemeBase_t {