[Feature][Connector-V2] Starrocks implements multi table sink

[jw-itq]

Purpose of this pull request

#8455

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.

[hailin0]

Please add e2e and update docs

[jw-itq]

Please add e2e and update docs

ok,thanks!

[hailin0]

Why not reuse the testcase below:

https://github.com/apache/seatunnel/blob/dev/seatunnel-e2e/seatunnel-connector-v2-e2e/connector-starrocks-e2e/src/test/resources/fake-to-starrocks.conf

or

https://github.com/apache/seatunnel/blob/dev/seatunnel-e2e/seatunnel-connector-v2-e2e/connector-starrocks-e2e/src/test/resources/mysqlcdc_to_starrocks_with_schema_change.conf

[jw-itq]

Thanks, let me modify this. I'm not using fake-to-starrocks.conf because I want to test incremental data. I'm not using mysqlcdc_to_starrocks_with_schema_change.conf because it uses shop.sql from mysql-cdc, which doesn't contain multiple tables. I'm going to modify this now.