Add client authentication support for ticdc

[CharlesCheung96]

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• [ ] v8.0 (TiDB 8.0 versions)
• [ ] v7.6 (TiDB 7.6 versions)
• [ ] v7.5 (TiDB 7.5 versions)
• [ ] v7.4 (TiDB 7.4 versions)
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[CharlesCheung96]

/hold

[ti-chi-bot[bot]]

[LGTM Timeline notifier]

Timeline:

• 2024-04-18 02:38:20.593732894 +0000 UTC m=+478519.704779343: :ballot_box_with_check: agreed by Oreoxmt.
• 2024-05-06 07:44:55.308241725 +0000 UTC m=+861649.065377297: :ballot_box_with_check: agreed by qiancai.

[Oreoxmt]

/approve

[ti-chi-bot[bot]]

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