hotifx : user.location nulllable true로 변경

Author: yyytir777

src/main/java/ita/tinybite/domain/user/entity/User.java

@@ -40,7 +40,7 @@ public class User extends BaseEntity {
     @Column(nullable = false)
     private UserStatus status;
 
-    @Column(nullable = false, length = 100)
+    @Column(length = 100)
     private String location;
 
     public void update(UpdateUserReqDto req) {