remove heading duplicate declaration
@ -348,7 +348,6 @@ extern uint16_t cycleTime;
extern uint16_t calibratingA;
extern uint16_t calibratingB;
extern uint16_t calibratingG;
extern int16_t heading;
extern int32_t baroPressure;
extern int32_t baroTemperature;
extern uint32_t baroPressureSum;