[Bug] [CDC] Loss last batch data in splitSchemaChangeStream

[dailai]

Search before asking

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

What happened

When a Schema change occurs, the last batch of data after the last Schema change is lost。I use this pr test #6929

SeaTunnel Version

dev

SeaTunnel Config

mysqlcdc_to_mysql_with_schema_change.conf

Running Command

org.apache.seatunnel.connectors.seatunnel.cdc.mysql.MysqlCDCWithSchemaChangeIT#testMysqlCdcWithSchemaEvolutionCase

Error Exception

loss data

Zeta or Flink or Spark Version

No response

Java or Scala Version

No response

Screenshots

No response

Are you willing to submit PR?

• Yes I am willing to submit a PR!

Code of Conduct

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

[dailai]

Maybe there's something problem with the code here in org.apache.seatunnel.connectors.cdc.base.source.reader.external.IncrementalSourceStreamFetcher.