Update Main.ino to clean up the code a little

sketch_main/Main/Main.ino

@@ -54,11 +54,10 @@ static const u1_t PROGMEM APPKEY[16] = { 0xEE, 0xB3, 0xA4, 0x83, 0xBF, 0xEC, 0x0
 void os_getDevKey (u1_t* buf) {  memcpy_P(buf, APPKEY, 16);}
  
 static int mydata = -1;
-
 uint8_t testData[2];
 
 AirQualitySensor sensor(A0);
-static byte payload[2];
+
 
 static osjob_t sendjob;