*: share etcd client from domain for autoid allocator #46647

[tiancaiamao]

What problem does this PR solve?

Issue Number: close #46324

Problem Summary:

The autoid allocate service need a etcd client, we can create one and close it after use.
But every time infoschema reload, we need to create one...
A better solution is to share the etcd client in domain.Domain (also ddl.DDL)

What is changed and how it works?

Refactor the auto id parameter from kv.Store to autoid.Requirement
The autoid.Requirement now consists of a kv.Store and a clientv3.Client...
This change affect quite a lot packages, especially tools packages.

Check List

Tests

This is a code refactor so all the old tests should not be break.

• Unit test
• Integration test
• Manual test (add detailed scripts or steps below)
• No code

Side effects

• Performance regression: Consumes more CPU
• Performance regression: Consumes more Memory
• Breaking backward compatibility

Documentation

• Affects user behaviors
• Contains syntax changes
• Contains variable changes
• Contains experimental features
• Changes MySQL compatibility

Release note

Please refer to Release Notes Language Style Guide to write a quality release note.

None

[tiprow]

Hi @tiancaiamao. Thanks for your PR.

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[codecov]

Codecov Report

❗ No coverage uploaded for pull request base (release-7.1-20231106-v7.1.2@7654faa). Click here to learn what that means.
The diff coverage is n/a.

Additional details and impacted files

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[GMHDBJD]

LGTM

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: GMHDBJD, lcwangchao

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[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2023-11-07 02:00:51.943156982 +0000 UTC m=+3523249.530267127: ☑️ agreed by GMHDBJD.
• 2023-11-07 02:01:15.252374769 +0000 UTC m=+3523272.839484907: ☑️ agreed by lcwangchao.