[3.5] Fix race condition (also a regression of the PR 19139)#19258

Merged

ahrtr merged 1 commit intoetcd-io:release-3.5from ahrtr:race-20250117_3.5

Jan 22, 2025

+67-13

Commits on Jan 22, 2025

Ensure all goroutines created by StartEtcd to exit before closing the errc
ahrtr
committed