[Improve][Connector-V2] RocketMQ Sink add message tag config

[wengys]

Purpose of this pull request

Add static message tag support for RocketMQ sink

Does this PR introduce any user-facing change?

How was this patch tested?

Check list

• [ ] If any new Jar binary package adding in your PR, please add License Notice according New License Guide
• [ ] If necessary, please update the documentation to describe the new feature. https://github.com/apache/seatunnel/tree/dev/docs
• [ ] If you are contributing the connector code, please check that the following files are updated:
  1. Update plugin-mapping.properties and add new connector information in it
  2. Update the pom file of seatunnel-dist
  3. Add ci label in label-scope-conf
  4. Add e2e testcase in seatunnel-e2e
  5. Update connector plugin_config
• [ ] Update the release-note.

[Hisoka-X]

Could you add test case for this feature?

[wengys]

Could you add test case for this feature?

Sure, done. However I have no idea why test case testSinkRocketMq failed on Spark3 environment. Would you please give me a hand figure out why these test case failed?