bump markdownlint to 0.13.0

[tuminoid]

Bump markdownlint for all repos to 0.13.0.

/hold
until all the bump PRs in the repos have been merged, so this bump won't cause Prow failures in unrelated PRs.

[tuminoid]

/override test-ubuntu-integration-main
Not tested by integration.

[metal3-io-bot]

@tuminoid: Overrode contexts on behalf of tuminoid: test-ubuntu-integration-main

In response to this:

/override test-ubuntu-integration-main
Not tested by integration.

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.

[Rozzii]

I guess most of the related stuff is merged.
/lgtm

[tuminoid]

Only ipa-downloader PR has not merged, but its rather inactive repo. Let's merge this so no breaking changes enter to other dozen repos while waiting.
/unhold
/assign @kashifest

[kashifest]

/approve

[metal3-io-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: kashifest, Rozzii

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• OWNERS [kashifest]

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[metal3-io-bot]

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

• key config.yaml using file prow/manifests/overlays/metal3/config.yaml

In response to this:

Bump markdownlint for all repos to 0.13.0.

/hold
until all the bump PRs in the repos have been merged, so this bump won't cause Prow failures in unrelated PRs.

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.