laanc step1 고도 조건문 수정

src/components/laanc/step/LaancStep1.js

@@ -164,7 +164,7 @@ export default function LaancStep1({
     const controlledAltitudeExceededWarning =
       laancArea?.duplicated &&
       parseInt(value.replace('/^0+/', 'm', ''), 10) >= laancElev[0] &&
-      parseInt(value.replace('/^0+/', 'm', ''), 10) < maxElev;
+      parseInt(value.replace('/^0+/', 'm', ''), 10) <= maxElev;
 
     switch (type) {
       case 'fltElev':