[FIX] 제거된 메서드를 다른 메서드로 대체

src/main/java/io/oeid/mogakgo/common/event/handler/UserActivityListener.java

@@ -72,7 +72,7 @@ private boolean isAvailableToAchieveOnce(ActivityType activityType) {
     }
 
     private Integer getProgressLevelSize(ActivityType activityType) {
-        return achievementRepository.findByActivityType(activityType).size();
+        return achievementRepository.findMaxProgressLevelByActivityType(activityType);
     }
 
 }