message: fix: markdown format
diff: @@ -10,7 +10,7 @@ It's been a while! We have a lot to catch up on:
  ## Attendees
  | Name | Organization | Location |
  -| -------------------- | ----------------- | ----------------- |
  +| -------------- | ----------------- | ----------------- |
  | Rikki Schulte | GraphiQL, GraphQL | Cleveland, OH, US |
  | Benjie Gillam | Graphile | Southampton, UK |
  | Orta Therox | Self / Microsoft | NYC, US |
  