Update "communications" links in Working Groups content type.
Make following changes to the "communications" block on working group pages (example page here: https://civicrm.org/working-groups/civicrm-events)
- change "communications" header to "Work spaces"
- change "Chat Room" from button to link, rename link text from "Chat Room" to "Discussion channel".
- Create a "Work space" field in the working group content type. Should be a url field time and display as a link. Link text "Project tasks, wiki, etc."