[관제] 히스토리 초기화 처리

src/components/map/naver/dron/DronHistory.js

@@ -40,8 +40,11 @@ export const DronHistory = props => {
 	}, [controlGpList]);
 
 	useEffect(() => {	
+		polylineRemove();		
+		
 		setArrHistory(controlGpHistory);
 		polylineInit(controlGpHistory);		
+		
 	}, [controlGpHistory]);
 
 	useEffect(() => {