!hotfix: 회원 탈퇴 시 chat delete code 수정

src/main/java/corecord/dev/domain/record/domain/entity/Record.java

@@ -35,7 +35,7 @@ public class Record extends BaseEntity {
     @JoinColumn(name = "user_id", nullable = false)
     private User user;
 
-    @OneToOne(fetch = FetchType.LAZY)
+    @OneToOne(fetch = FetchType.LAZY, cascade = CascadeType.ALL)
     @JoinColumn(name = "chat_room_id", nullable = true)
     private ChatRoom chatRoom;