[Fix]: class not found for clickhouse and httpclient5 package #127

[czy006]

Why are the changes needed?

Close #127.

Brief change log

• class not found for clickhouse and httpclient5 package

How was this patch tested?

• Add some test cases that check the changes thoroughly including negative and positive cases if possible
• Add screenshots for manual tests if appropriate
• Run test locally before making a pull request

Documentation

• Does this pull request introduce a new feature? (no)
• If yes, how is the feature documented? (not documented)

[potoo0]

使用 flink-sql-connector-clickhouse 的 jar 包就可以了(放 flink/lib 后手动去掉名称中的 -sql )