[Fix] [Transform-V2] Fix embedding output columns vector dimension

[loupipalien]

Purpose of this pull request

Fix embedding output columns vector dimension that causes milvus create collection error, close #9645

Does this PR introduce any user-facing change?

No

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

[Hisoka-X]

test case?

[loupipalien]

test case?

ok

[Hisoka-X]

LGTM if ci passes. Thanks @loupipalien

[loupipalien]

LGTM if ci passes. Thanks @loupipalien

@Hisoka-X The ci of some modules still fails after retrying, but it doesn't seem to be caused by the changes in the PR. How can i solve this problem, do you have any suggestions?

[Hisoka-X]

Try rebese on dev then trigger it again.