Fixed spelling error "Sympthoms" -> "Symptoms"
Fixed spelling error "Sympthoms" -> "Symptoms"

I'm actually not really sure symptoms is the best word there.
OpenDroneMap/WebODM,OpenDroneMap/WebODM,OpenDroneMap/WebODM,OpenDroneMap/WebODM,pierotofy/WebODM,OpenDroneMap/WebODM,pierotofy/WebODM,pierotofy/WebODM,pierotofy/WebODM,pierotofy/WebODM