message: microsite: change from upcoming to meetup and provide correct youtubeUrl
diff: ---
  title: Contributor Community Sessions
  date: August 24, 2022
  -category: Upcoming
  +category: Meetup
  description: Join the maintainers and contributors for the Contributor Community Sessions
  -youtubeUrl: https://youtu.be/qYnvc8ge1kg
  +youtubeUrl: https://youtu.be/8ydEFFiuHAc
  youtubeImgUrl: https://backstage.io/img/b-sessions.png
  -rsvpUrl: https://calendar.google.com/calendar/embed?src=c_qup9gbhn9sqpuao6trttd8mk5s@group.calendar.google.com
  -eventUrl: https://github.com/backstage/community/issues/54
  