Fix: File 도메인 EntityType 수정

- COMMENT 제거
- AVATAR, PROFILE 추가

Author: namgigun

src/main/java/com/back/domain/file/entity/EntityType.java

@@ -1,5 +1,5 @@
 package com.back.domain.file.entity;
 
 public enum EntityType {
-    POST, COMMENT
+    POST, AVATAR, PROFILE
 }