[WIP] Add skip links to the admin-ui

[gwyneplaine]

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Latest commit: d8fd3e61fe925c23bf19ac5642bb2d71bce3b901

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Name	Status	Preview	Updated
keystone-next-docs	✅ Ready (Inspect)	Visit Preview	Oct 18, 2022 at 0:56AM (UTC)

[dcousens]

We will add this, but this pull request is stale for now