sink(ticdc): add logs to detect send checkpoint ts correct#12093

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3AceShowHand wants to merge 13 commits intopingcap:release-7.5from 3AceShowHand:add-log-debug-checkpoint-ts

Commits on Mar 12, 2025

add logs to indicates send checkpoint ts
3AceShowHand
committed

Commits on Mar 17, 2025

add more logs to the kafka ddl sink send checkpoint ts
3AceShowHand
committed

Commits on Mar 18, 2025

Commits on Mar 19, 2025

adjust the log, print before send
3AceShowHand
committed

Commits on Mar 20, 2025

Commits on Mar 21, 2025