[Feature Request]: Upgrade postgreSQL's version and update syntax file

### Reference
https://github.com/DTStack/monaco-sql-languages/issues/176
### Topic

Enhance existing features

### Description

Someone wants to use `MERGE` operation in WITH clauses of `WITH...SELECT` statements.But the version 16 which we supported not allow. So we need to update it.
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有人已经有了使用版本17上一些新语法的需求，例如有人提出的在`WITH...SELECT`的`WITH`从句中使用`MERGE`操作，但16是不支持的，所以我们需要支持一下。