[Bug] [metadata] DriverPool key needs to include a type to distinguish the JDBC connector types.

[jrnie]

Search before asking

• [x] I had searched in the issues and found no similar issues.

What happened

两个MySQLCDC任务，先后同步到mysql和postgres，postgres的sink会复用mysql的driver，造成混淆。看代码是org.dinky.metadata.driver.Driver#build方法获取缓存的键值问题。键值为connector，未考虑到connector为jdbc时可能有多种（MySQL、postgres等），因此需要增加缓存维度。计划提交PR

What you expected to happen

两个MySQLCDC任务，先后同步到mysql和postgres，二者互不影响

How to reproduce

复现：两个MySQLCDC任务，先后同步到mysql和postgres。

Anything else

No response

Version

dev

Are you willing to submit PR?

• [x] Yes I am willing to submit a PR!

Code of Conduct

• [x] I agree to follow this project's Code of Conduct