prow/config: add branch protection by default to all repos

[nikhita]

Fixes #16

This sets up branch protection for all repos in kcp-dev.

/assign @xrstf

[kcp-ci-bot]

Hi @nikhita. Thanks for your PR.

I'm waiting for a kcp-dev member to verify that this patch is reasonable to test. If it is, they should reply with /ok-to-test on its own line. Until that is done, I will not automatically test new commits in this PR, but the usual testing commands by org members will still work. Regular contributors should join the org to skip this step.

Once the patch is verified, the new status will be reflected by the ok-to-test label.

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[xrstf]

/ok-to-test /approve

[kcp-ci-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: xrstf

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Needs approval from an approver in each of these files: - ~~[OWNERS](https://github.com/kcp-dev/infra/blob/main/OWNERS)~~ [xrstf] Approvers can indicate their approval by writing `/approve` in a comment Approvers can cancel approval by writing `/approve cancel` in a comment

[xrstf]

/lgtm

[kcp-ci-bot]

LGTM label has been added.

Git tree hash: ef359012088ce971d54dfb582be3a30198616886

[kcp-ci-bot]

@nikhita: Updated the config configmap in namespace prow at cluster default using the following files:

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

In response to [this](https://github.com/kcp-dev/infra/pull/20): >Fixes #16 > >This sets up branch protection for all repos in kcp-dev. > >/assign @xrstf 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/test-infra](https://github.com/kubernetes/test-infra/issues/new?title=Prow%20issue:) repository.