[Improve][Connector-v2-Fake]Supports direct definition of data values(row)

[laglangyue]

Purpose of this pull request

subtask of #2752

Check list

• [x] Code changed are covered with tests, or it does not need tests for reason:
• [x] If any new Jar binary package adding in your PR, please add License Notice according New License Guide
• [x] If necessary, please update the documentation to describe the new feature. https://github.com/apache/incubator-seatunnel/tree/dev/docs

[EricJoy2048]

Please add the e2e test for the new params row.num.

[laglangyue]

[laglangyue]

Please add the e2e test for the new params row.num.

done

[laglangyue]

@hailin0 @EricJoy2048 PTAL