Merge branch 'master' of github.com:iu2frl/TTGO-T-Beam-LoRa-APRS

src/TTGO_T-Beam_LoRa_APRS.ino

@@ -251,7 +251,7 @@ void prepareAPRSFrame(){
   outString = "";
   outString += Tcall;
 
-  if (relay_path.isEmpy()){
+  if (relay_path.isEmpty()){
     outString += ">APLO01:!";
   }else{
     outString += ">APLO01," + relay_path + ":!";