sink(ticdc): fix incorrect default field (#12038)

[ti-chi-bot]

This is an automated cherry-pick of #12038

What problem does this PR solve?

Issue Number: close #12037

What is changed and how it works?

OriginDefaultValue is used as the column value when the default value is invisible.
It should not be used as the default field.

Affected protocol

• Cloud Storage
• Simple
• Avro
• Debezium

Check List

Tests

• Unit test
• Integration test

Questions

Will it cause performance regression or break compatibility?

Do you need to update user documentation, design documentation or monitoring documentation?

Release note

fix incorrect `default` field.

[ti-chi-bot]

@wk989898 This PR has conflicts, I have hold it.
Please resolve them or ask others to resolve them, then comment /unhold to remove the hold label.

[ti-chi-bot]

This cherry pick PR is for a release branch and has not yet been approved by triage owners.
Adding the do-not-merge/cherry-pick-not-approved label.

To merge this cherry pick:

1. It must be approved by the approvers firstly.
2. AFTER it has been approved by approvers, please wait for the cherry-pick merging approval from triage owners.

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[ti-chi-bot]

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[ti-chi-bot]

@ti-chi-bot: The following tests failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
pull-verify	677f78e	link	true	/test pull-verify
pull-cdc-integration-kafka-test	677f78e	link	true	/test pull-cdc-integration-kafka-test
pull-cdc-integration-mysql-test	677f78e	link	true	/test pull-cdc-integration-mysql-test
pull-dm-integration-test	677f78e	link	true	/test pull-dm-integration-test
pull-dm-compatibility-test	677f78e	link	true	/test pull-dm-compatibility-test

Full PR test history. Your PR dashboard.

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