[zh] Fix the etcd client certs

[h4ghhh]

Same as pr #30562

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[Arhell]

/assign @tengqm

[tengqm]

There is another change which needs to be resync'ed.

$ ./scripts/lsync.sh content/zh/docs/tasks/administer-cluster/configure-upgrade-etcd.md
diff --git a/content/en/docs/tasks/administer-cluster/configure-upgrade-etcd.md b/content/en/docs/tasks/administer-cluster/configure-upgrade-etcd.md
index ffa688e1b..e1693a9ba 100644
--- a/content/en/docs/tasks/administer-cluster/configure-upgrade-etcd.md
+++ b/content/en/docs/tasks/administer-cluster/configure-upgrade-etcd.md
@@ -325,6 +325,10 @@ Here is an example:
 ```shell
 ETCDCTL_API=3 etcdctl --endpoints 10.2.0.9:2379 snapshot restore snapshotdb
 ```
+Another example for restoring using etcdctl options:
+```shell
+ETCDCTL_API=3 etcdctl --data-dir <data-dir-location> snapshot restore snapshotdb
+```

 For more information and examples on restoring a cluster from a snapshot file, see
 [etcd disaster recovery documentation](https://etcd.io/docs/current/op-guide/recovery/#restoring-a-cluster).

[h4ghhh]

./scripts/lsync.sh content/zh/docs/tasks/administer-cluster/configure-upgrade-etcd.md

Ok, I will fix this in another PR.

[tengqm]

/lgtm
/approve

[k8s-ci-robot]

LGTM label has been added.

Git tree hash: 350e3508d5cc5dddd24aa4cac87374737f087210

[k8s-ci-robot]

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