message: Fix broken hello - js_bundle example.
diff: const map = new harp.MapView({
  canvas,
  - theme:
  - "https://unpkg.com/@here/harp-map-theme@0.2.3/resources/berlin_tilezen_base.json"
  + // This, is relative URL only to make example work in CI environment.
  + // Clients, may use CDN url like:
  + // https://unpkg.com/@here/harp-map-theme/resources/berlin_tilezen_base.json
  + theme: "resources/berlin_tilezen_base.json"
  });
  harp.CopyrightElementHandler.install("copyrightNotice", map);
  styleSetName: "tilezen",
  maxZoomLevel: 17,
  authenticationCode: xyzAccessToken,
  - copyrightInfo: copyrights,
  + copyrightInfo: copyrights
  });
  map.addDataSource(omvDataSource);
  