Update sendToAprs signature, make string as const ref

loraprs_service.cpp

@@ -189,7 +189,7 @@ void Service::sendPeriodicBeacon()
   }
 }
 
-void Service::sendToAprsis(String aprsMessage)
+void Service::sendToAprsis(const String &aprsMessage)
 {
   if (needsWifi() && WiFi.status() != WL_CONNECTED) {
     reconnectWifi();

loraprs_service.h

@@ -35,7 +35,7 @@ private:
   void onAprsisDataAvailable();
 
   void sendPeriodicBeacon();
-  void sendToAprsis(String aprsMessage);
+  void sendToAprsis(const String &aprsMessage);
   bool sendAX25ToLora(const AX25::Payload &payload);
   
   bool kissReceiveByte(unsigned char rxByte);