[ko] Update source-ip doc in tutorial

[ianychoi]

Description

Update the doc with the following details:

1. Wikipedia link from English to Korean per comment guide
2. Translate a note which is not in Korean doc
3. sync empty lines with English doc
4. Deleting "/ko" part for K8s doc links per new rendering functionality

Issue

Closes: #53875

[k8s-ci-robot]

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Details

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• content/ko/OWNERS

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[developowl]

/assign