Enable cherrypickunapprove for k/k

[nikhita]

Bumped prow but forgot to add it to hook and do this. 🤦‍♀️
Ref: #9128

#9174 adds this new plugin into the hook binary and bumps prow.

/assign cjwagner

[nikhita]

/hold
until prow is bumped

[cjwagner]

/lgtm
/hold cancel
/retest

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: cjwagner, nikhita

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• prow/OWNERS [cjwagner]

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[cjwagner]

/retest

[k8s-ci-robot]

@nikhita: Updated the plugins configmap using the following files:

• key plugins.yaml using file prow/plugins.yaml

In response to this:

Bumped prow but forgot to add it to hook and do this. 🤦‍♀️
Ref: #9128

#9174 adds this new plugin into the hook binary and bumps prow.

/assign cjwagner

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