sink(cdc): fix "dead dmlSink" error in sink workers (#9686)#9715

Merged

hicqu merged 4 commits intopingcap:release-7.1from ti-chi-bot:cherry-pick-9686-to-release-7.1

Sep 26, 2023

+189-34

Commits on Sep 8, 2023

fix "dead dmlSink" error in sink workers

hicqu
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ti-chi-bot
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fix a bug

hicqu
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ti-chi-bot
committed
fix

hicqu
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ti-chi-bot
committed
some updates for code

hicqu
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ti-chi-bot
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