* DEV: add topic-map-expanded glimmer component
* DEV: remove topic-map-expanded widgets from topic-map
* DEV: add noreferrer for _blank target and add table grouping to template
* DEV: negate base styling of tbody element so expanded topic map retains current look
* DEV: pass in title to TopicParticipants as internationalized string instead of renderable HTML and set TRUNCATED_LINKS_LIMIT constant