v8.5.6: DM supports MySQL 8.4 (#21421)#21498

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ti-chi-bot[bot] merged 4 commits intopingcap:feature/preview-v8.5.6from

ti-chi-bot:cherry-pick-21421-to-release-8.5

Apr 9, 2026

Commits on Apr 1, 2026

v8.5.6: DM supports MySQL 8.4

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Commits on Apr 7, 2026

Merge branch 'feature/preview-v8.5.6' into cherry-pick-21421-to-release-8.5
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