[Observability:Streams] Improve Streams table accessibility#225659

rStelmach merged 16 commits intoelastic:mainelastic/kibana:mainfrom

rStelmach:224738-observabilitystreams-documents-and-retention-columns-on-streams-homepage-are-not-keyboard-accessible-and-dont-have-focusrStelmach/kibana:224738-observabilitystreams-documents-and-retention-columns-on-streams-homepage-are-not-keyboard-accessible-and-dont-have-focusCopy head branch name to clipboard