feat: add ExtensionMarkSyncStatePlugin for vchart-extension#4551

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kitee0325 wants to merge 2 commits intoVisActor:developfrom

kitee0325:feat/extension-mark-sync-state-plugin

Commits on Apr 10, 2026

feat: add ExtensionMarkSyncStatePlugin for vchart-extension to sync extensionMark interactive states
kitee0325
committed

Commits on Apr 11, 2026

refactor: simplify syncState by removing per-graphic listeners
kitee0325
committed