[zh] Sync extend-service-ip-ranges and validate-dual-stack

[windsonsea]

Sync with en #49537

content/zh-cn/docs/tasks/network/extend-service-ip-ranges.md
content/zh-cn/docs/tasks/network/validate-dual-stack.md

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[tengqm]

/lgtm

[k8s-ci-robot]

LGTM label has been added.

Git tree hash: 1a5c3e4a4ccd47ef702f8967d364f3b31c36073f

[chenrui333]

/lgtm
/approve

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: chenrui333

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[k8s-ci-robot]

New changes are detected. LGTM label has been removed.

[windsonsea]

Seems a dup of #49653, so this will be closed, thanks.
/close

[k8s-ci-robot]

@windsonsea: Closed this PR.

In response to this:

Seems a dup of #49653, so this will be closed, thanks.
/close

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