[FLINK-20387][table] Support TIMESTAMP_LTZ as rowtime attribute

[leonardBang]

What is the purpose of the change

• This pull request support use TIMESTAMP_LTZ type as rowtime in Table world

Brief change log

• Support TIMESTAMP_LTZ type in operator be shifting the user configured timezone
• Support TIMESTAMP_LTZ AS rowtime and also check invalid usages

Verifying this change

Add plan, operator, IT test to cover the change.

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): ( yes)
• 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? (yes)
• If yes, how is the feature documented?
  will be documented and add to release notes

[leonardBang]

cc @wuchong@twalthr could you help review this PR?

[flinkbot]

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Automated Checks

Last check on commit 2803f76 (Fri May 28 09:01:57 UTC 2021)

Warnings:

• No documentation files were touched! Remember to keep the Flink docs up to date!

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Review Progress

• ❓ 1. The [description] looks good.
• ❓ 2. There is [consensus] that the contribution should go into to Flink.
• ❓ 3. Needs [attention] from.
• ❓ 4. The change fits into the overall [architecture].
• ❓ 5. Overall code [quality] is good.

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[flinkbot]

CI report:

• 2803f76 Azure: FAILURE

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[wuchong]

Thanks for the great work @leonardBang , I left some comments.

[wuchong]

I left some final comments.

[wuchong]

LGTM.

[leonardBang]

the failed test is not relate to this PR, it has reported in FLINK-22122

[wuchong]

Merging...