[FLINK-38980][table] Migrate RemoveRedundantLocalSortAggRule to java

[liuyongvs]

What is the purpose of the change

The PR migrates RemoveRedundantLocalSortAggRule to java

Verifying this change

This change is already covered by existing tests

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

• Dependencies (does it add or upgrade a dependency): (no)
• The public API, i.e., is any changed class annotated with @Public(Evolving): (no)
• The serializers: (no)
• The runtime per-record code paths (performance sensitive): (no)
• Anything that affects deployment or recovery: JobManager (and its components), Checkpointing, Kubernetes/Yarn, ZooKeeper: (no)
• The S3 file system connector: (no)

Documentation

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

[flinkbot]

CI report:

• 57a6cfe Azure: SUCCESS

Bot commands

The @flinkbot bot supports the following commands:

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

[liuyongvs]

@flinkbot run azure

[davidradl]

I assume the " UnalignedCheckpointITCase.execute:280->UnalignedCheckpointTestBase.execute:198 » JobExecution Job execution failed." CI error is unrelated.

[snuyanzin]

if we compare with scala code
what about classOf[RelNode] from

        operand(classOf[RelNode], FlinkConventions.BATCH_PHYSICAL, any))),

?

[liuyongvs]

@snuyanzin what do you mean?

[snuyanzin]

@davidradl have you compared scala vs java before approval?

[snuyanzin]

please double check against scala code

[liuyongvs]

@snuyanzin will you have a look again?

[liuyongvs]

@snuyanzin will you have a look again?