Different error code with locking a view with non-existing definer

## Bug Report

Please answer these questions before submitting your issue. Thanks!

### 1. Minimal reproduce step (Required)

```sql
CREATE DEFINER=`unknown`@`unknown` SQL SECURITY DEFINER VIEW v1 AS SELECT 1;
LOCK TABLES v1 READ;

```
### 2. What did you expect to see? (Required)
```sql
mysql> CREATE DEFINER=`unknown`@`unknown` SQL SECURITY DEFINER VIEW v1 AS SELECT 1;
Query OK, 0 rows affected, 1 warning (0.03 sec)

mysql> LOCK TABLES v1 READ;
ERROR 1449 (HY000): The user specified as a definer ('unknown'@'unknown') does not exist
```
### 3. What did you see instead (Required)
```sql
mysql> CREATE DEFINER=`unknown`@`unknown` SQL SECURITY DEFINER VIEW v1 AS SELECT 1;
Query OK, 0 rows affected (0.01 sec)

mysql> LOCK TABLES v1 READ;
ERROR 8040 (HY000): operation not supported
```
### 4. What is your TiDB version? (Required)

```sql
| Release Version: v6.1.0-alpha-278-gfb342ff86
Edition: Community
Git Commit Hash: fb342ff8612fbc2a18dad3ba92044c03cc5e98c0
Git Branch: master
UTC Build Time: 2022-04-26 05:36:37
GoVersion: go1.18
Race Enabled: false
TiKV Min Version: v3.0.0-60965b006877ca7234adaced7890d7b029ed1306
Check Table Before Drop: true |

```