[FLINK-37174][sql-client] Fix failed tests about SqlClientTest#testPrintAllModeHelp and #testPrintEmbeddedModeHelp

[xuyangzhong]

What is the purpose of the change

Fix failed tests about SqlClientTest#testPrintAllModeHelp and #testPrintEmbeddedModeHelp

Brief change log

• Fix failed tests about SqlClientTest#testPrintAllModeHelp and #testPrintEmbeddedModeHelp

Verifying this change

This change added tests.

Does this pull request potentially affect one of the following parts:

• Dependencies (does it add or upgrade a dependency): (yes / no)
• The public API, i.e., is any changed class annotated with @Public(Evolving): (yes / no)
• The serializers: (yes / no / don't know)
• The runtime per-record code paths (performance sensitive): (yes / no / don't know)
• Anything that affects deployment or recovery: JobManager (and its components), Checkpointing, Kubernetes/Yarn, ZooKeeper: (yes / no / don't know)
• The S3 file system connector: (yes / no / don't know)

Documentation

• Does this pull request introduce a new feature? (yes / no)
• If yes, how is the feature documented? (not applicable / docs / JavaDocs / not documented)

[xuyangzhong]

@xaniasd @dianfu the pr #25541 seems to break the ci, and this pr tries to fix it. Can you take a look at this one?

[flinkbot]

CI report:

• f173966 UNKNOWN

Bot commands

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• @flinkbot run azure re-run the last Azure build

[xuyangzhong]

The ci passed about table-module in my own azure pipeline: https://dev.azure.com/xyzhong188/Flink/_build/results?buildId=510&view=logs&j=43a593e7-535d-554b-08cc-244368da36b4