message: Update graveyard.json
  Made description a single sentence
diff: [ {
  "dateClose": "2021-09-27",
  "dateOpen": "2017-11-01",
  - "description": "An analytics platform for chatbots, mainly used for Google's own Dialogflow AI chatbot service. Started by the Google-funded Area120 incubator. Some of its features were moved into the Dialogflow console itself.",
  + "description": "Analytics platform for Google's Dialogflow chatbot & others, started by the Google-funded Area120 incubator then retired and partially merged into Dialogflow itself.",
  "link": "https://web.archive.org/web/20210701153646/https://chatbase.com/documentation/docs-overview",
  "name": "Chatbase",
  "type": "service"
  