[releng] Add 1.30 and remove 1.26 milestone_applier rules

[mehabhalodiya]

• releng: Add 1.30 and remove 1.26 milestone_applier rules

Pending branch cut:
/hold

/sig release
/area release-eng
/assign @saschagrunert @cpanato @xmudrii @dims
cc: @kubernetes/release-engineering

[cpanato]

/lgtm

[dims]

/approve

[xmudrii]

/lgtm
/approve
@mehabhalodiya The branch has been cut, feel free to unhold this PR

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: cpanato, dims, mehabhalodiya, xmudrii

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• config/OWNERS [dims]

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[mehabhalodiya]

/unhold

[k8s-ci-robot]

@mehabhalodiya: Updated the plugins configmap in namespace default at cluster test-infra-trusted using the following files:

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

In response to this:

• releng: Add 1.30 and remove 1.26 milestone_applier rules

Pending branch cut:
/hold

/sig release
/area release-eng
/assign @saschagrunert @cpanato @xmudrii @dims
cc: @kubernetes/release-engineering

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