Add hover state to the filter list in Admin UI

[malitov]

Fixes #5634

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🦋 Changeset detected

Latest commit: 1bc2531

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 3 packages

Name	Type
@keystone-ui/core	Patch
@keystone-ui/options	Patch
@keystone-next/admin-ui	Patch

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[gwyneplaine]

Thanks for jumping on this so quick @malitov, lgtm 🎉

[JedWatson]

Yeah, this is great! Thanks @malitov