sink(ticdc): actively checks the size of min.insync.replicas and replication-factor (#4263)

[ti-chi-bot]

This is an automated cherry-pick of #4263

What problem does this PR solve?

Issue Number: close #3994

What is changed and how it works?

actively checks the size of min.insync.replicas and replication-factor.

Error reported when min.insync.replicas is less than replication-factor.

Check List

Tests

• Unit test
• Manual test See: sink(ticdc): actively checks the size of min.insync.replicas and replication-factor #4263 (comment)

Code changes

• Has exported function/method change

Side effects

None

Related changes

• Need to cherry-pick to the release branch

Release note

Fix the problem that TiCDC cannot send messages when `min.insync.replicas` is less than `replication-factor`

[ti-chi-bot]

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[Rustin170506]

/merge

[ti-chi-bot]

This pull request has been accepted and is ready to merge.

Commit hash: ec4e375

[Rustin170506]

/hold

[Rustin170506]

/unhold

[Rustin170506]

/run-dm-intergation-test

[Rustin170506]

/run-dm-integration-test