Upgrade Prow Infra to v20240531-8e43f4d08

[Rajalakshmi-Girish]

There were no changes in other files upstream except the image tag changes.

There were no errors in the prow component pod logs after applying on IKS cluster. Sample job that ran successfully after the upgrade https://prow.ppc64le-cloud.cis.ibm.net/view/s3/ppc64le-prow-logs/logs/periodic-powervs-cleanup/1799074875835420672

[ppc64le-cloud-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: mkumatag, Rajalakshmi-Girish

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Needs approval from an approver in each of these files: - ~~[config/OWNERS](https://github.com/ppc64le-cloud/test-infra/blob/master/config/OWNERS)~~ [Rajalakshmi-Girish,mkumatag] Approvers can indicate their approval by writing `/approve` in a comment Approvers can cancel approval by writing `/approve cancel` in a comment

[ppc64le-cloud-bot]

@Rajalakshmi-Girish: Updated the config configmap in namespace prow at cluster default using the following files:

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

In response to [this](https://github.com/ppc64le-cloud/test-infra/pull/474): >There were no changes in other files upstream except the image tag changes. > >There were no errors in the prow component pod logs after applying on IKS cluster. >Sample job that ran successfully after the upgrade https://prow.ppc64le-cloud.cis.ibm.net/view/s3/ppc64le-prow-logs/logs/periodic-powervs-cleanup/1799074875835420672 Instructions for interacting with me using PR comments are available [here](https://git.k8s.io/community/contributors/guide/pull-requests.md). If you have questions or suggestions related to my behavior, please file an issue against the [kubernetes-sigs/prow](https://github.com/kubernetes-sigs/prow/issues/new?title=Prow%20issue:) repository.