[Fix][Connector-V2][connector-file-base-hadoop] Fixed HdfsFile source load the krb5_path configuration

[JeremyXin]

Purpose of this pull request

This pull request fixed HdfsFile source load the krb5_path configuration
issues: #7867

Does this PR introduce any user-facing change?

No

How was this patch tested?

test cases in commit: add seatunnel-engine-examples test cases

use this seatunnel config in seatunnel-examples/seatunnel-engine-examples/src/main/resources/examples/fake_to_console.conf:

`
env {
parallelism = 1
job.mode = "BATCH"
}

source {
HdfsFile {
path = "/user/hive/test/dt=2024-10-15"
file_format_type = "parquet"
fs.defaultFS = "hdfs://hadoop"
hdfs_site_path = "/local/hadoop/hdfs-site.xml"
krb5_path = "/local/kerberos/krb5.conf"
kerberos_principal = "xxx"
kerberos_keytab_path = "/local/kerberos/xxx.keytab"
}
}

sink {
console {
}
}
`

and debug SeaTunnelEngineExample.class，the value of hadoopConf can be seen at the breakpoint of the BaseHdfsFileSource class as shown in the following figure:

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]

Hi @JeremyXin , please run 'mvn spotless:apply' to fix code style before commit. Thanks

[JeremyXin]

Hi, @Hisoka-X , sry It's my fault. I have ran 'mvn spotless:apply' and resubmitted. Thanks

[Hisoka-X]

Please do not commit code from seatunnel-example.

[JeremyXin]

Hi, @Hisoka-X , I have removed this part of commit, please check. Thanks

[Hisoka-X]

LGTM. Thanks @JeremyXin !

[Hisoka-X]

The failure of the test case is not related to the current PR.