[release-3.4] backport fix watch event loss after compaction #17555 #17610
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Please read https://github.com/etcd-io/etcd/blob/main/CONTRIBUTING.md#contribution-flow.
There seems no go failpoint enabled integration tests. Is it okay just backporting the fix and unit test? Adding an e2e test with go failpoint should be feasible. Let me know if this is the requirement of backporting the fix.
xref. #17529