message: Update apiVersion to 2.20
diff: @@ -41,7 +41,7 @@ const {
  OSF_COOKIE_DOMAIN: cookieDomain = 'localhost',
  OSF_URL: url = 'http://localhost:5000/',
  OSF_API_URL: apiUrl = 'http://localhost:8000',
  - OSF_API_VERSION: apiVersion = '2.19',
  + OSF_API_VERSION: apiVersion = '2.20',
  OSF_RENDER_URL: renderUrl = 'http://localhost:7778/render',
  OSF_FILE_URL: waterbutlerUrl = 'http://localhost:7777/',
  OSF_HELP_URL: helpUrl = 'http://localhost:4200/help',
  