When DROP TABLE with multiple tables listed, and one of them does not exist, TiDB still drops all the remaining tables

## Bug Report

Please answer these questions before submitting your issue. Thanks!

### 1. Minimal reproduce step (Required)

```sql
use test;

create table aa(a bigint primary key); create table cc like aa;
drop table aa, bb, cc;
-- ✅ ERROR 1051 (42S02): Unknown table 'test.bb'
show tables;
```

### 2. What did you expect to see? (Required)

```
+----------------+
| Tables_in_test |
+----------------+
| aa |
| cc |
...
+----------------+
```

### 3. What did you see instead (Required)

Tables `aa` and `cc` are gone

### 4. What is your TiDB version? (Required)

Reproduced on v6.5.5, v8.5.3 and master