config(ticdc): use 1 minute kv retry time (#5499)

[ti-chi-bot]

This is an automated cherry-pick of #5499

What problem does this PR solve?

Use 1 minute for kv retry time to ensure ScanRegion successfully
even if there are some region has no leader for a long time.

Issue Number: close #5230

What is changed and how it works?

Use a large default timeout.

Check List

Tests

• Unit test

Release note

None

[ti-chi-bot]

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[ti-chi-bot]

@ti-chi-bot: This cherry pick PR is for a release branch and has not yet been approved by release team.
Adding the do-not-merge/cherry-pick-not-approved label.

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