[ja] Translate content/en/docs/tasks/administer-cluster/configure-feature-gates.md

[aoi1]

This is a Feature Request

• Translate content/en/docs/tasks/administer-cluster/configure-feature-gates.md

What would you like to be added

Why is this needed

• There is no Japanese translation for this page

Comments
/area localization
/language ja

[Okabe-Junya]

/triage accepted

[aoi1]

/help

[k8s-ci-robot]

@aoi1:
This request has been marked as needing help from a contributor.

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