[FLINK-33128] Add converter.open() method call on TestValuesRuntimeFunctions

[jgagnon1]

What is the purpose of the change

Make sure complex type such as Array<Row<>> get converted property in TestValues connector when doing lookup joins.

Brief change log

• Added a call to concerter.open() on TestValuesRuntimeFunctions (sync and sync)

Verifying this change

This change added tests and can be verified as follows:

• Added integration tests for lookup join with Array<Row<>> on lookup table.

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)

[flinkbot]

CI report:

• 435b93f Azure: SUCCESS

Bot commands

The @flinkbot bot supports the following commands:

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

[jgagnon1]

@flinkbot run azure

[xccui]

Thanks for the fix!

[gaoyunhaii]

@flinkbot run azure