fix verify header check

[zetxqx]

What type of PR is this?

/kind bug

What this PR does / why we need it:

Add headers to satisfy the verify check.

Which issue(s) this PR fixes:

Fixes #

Does this PR introduce a user-facing change?:

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[ahg-g]

/lgtm
/approve

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: ahg-g, zetxqx

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[k8s-ci-robot]

@zetxqx: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
pull-gateway-api-inference-extension-test-unit-main	99c4367	link	true	/test pull-gateway-api-inference-extension-test-unit-main

Full PR test history. Your PR dashboard. Please help us cut down on flakes by linking to an open issue when you hit one in your PR.

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[zetxqx]

Found another PR ahead of this PR fixing this: #2484