[FLINK-11060][scala-shell] Unable to set number of task manager and slot per task manager in scala shell local mode

[zjffdu]

What is the purpose of the change

• This PR fix the issue of unable to set number of task manager and slot per task manager in scala shell local mode.

Brief change log

I will set number of task manager and slot per task manager in FlinkShell via Configuration

Verifying this change

Verify it manually, set the following 2 properties in flink-conf.yaml, then start scala-shell in local mode and check the jm dashboard.

local.number-taskmanager: 2
taskmanager.numberOfTaskSlots: 8

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, Yarn/Mesos, ZooKeeper: (no)
• The S3 file system connector: (no)

Documentation

• Does this pull request introduce a new feature? (no)

[zjffdu]

@yanghua @tillrohrmann Could you help review it ? Thanks

[yanghua]

Thanks for your contribution @zjffdu . LGTM.

[zjffdu]

@tillrohrmann @uce Could you help review it ? Thanks

[AHeise]

Closing this PR due to https://issues.apache.org/jira/browse/FLINK-24360 / #17340