* ui: Remove all vestiges of role=tabpanel
* Switch out tablist role for a label, default to Secondary
* Move healthcheckout-output headers to h2, ideally these would be outside the component
* Add aria-label for empty button
* Fix up non-unique ids in topology component
* Temporarily fixup h2 in KV > LockSession
* Fixup dl with no dt
* h3 > h2
* Fix up page objects that were reliant on ids