message: Make analytics opt-in
  If a Riot is upgraded to include this commit, it will stop reporting
  analytics unless specified in config.json. The sample config already
  contains the configuration required to continue reporting.
diff: @@ -21,13 +21,6 @@ const DEFAULTS = {
  integrations_rest_url: "https://scalar.vector.im/api",
  // Where to send bug reports. If not specified, bugs cannot be sent.
  bug_report_endpoint_url: null,
  -
  - piwik: {
  - url: "https://piwik.riot.im/",
  - whitelistedHSUrls: ["https://matrix.org"],
  - whitelistedISUrls: ["https://vector.im", "https://matrix.org"],
  - siteId: 1,
  - },
  };
  class SdkConfig {
  