The argument range of `REGEXP_LIKE` is not compatible with MySQL

## Bug Report

Please answer these questions before submitting your issue. Thanks!

### 1. Minimal reproduce step (Required)

Run SQL `SELECT REGEXP_LIKE('π', '\x{03C0}');`

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

```
mysql> SELECT REGEXP_LIKE('π', '\x{03C0}');
ERROR 3692 (HY000): Incorrect description of a {min,max} interval.
```

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

```
mysql> SELECT REGEXP_LIKE('π', '\x{03C0}');
+-------------------------------+
| REGEXP_LIKE('π', '\x{03C0}') |
+-------------------------------+
| 0 |
+-------------------------------+
1 row in set (0.00 sec)
```

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