message: fix(bundle): don't export `operators` twice
diff: NOTE: This is the global export file for rxjs v6 and higher.
  */
  -/* rxjs */
  +/* rxjs and rxjs.operators */
  export * from './Rx';
  -/* rxjs.operators */
  -import * as _operators from 'rxjs/operators';
  -export const operators = _operators;
  -
  /* rxjs.testing */
  import * as _testing from 'rxjs/testing';
  export const testing = _testing;
  