message: fixup! chore: remove symbol-observable dependency
diff: @@ -2,7 +2,7 @@ import { expect } from 'chai';
  import { OuterSubscriber } from 'rxjs/internal/OuterSubscriber';
  import { subscribeToResult } from 'rxjs/internal/util/subscribeToResult';
  import { iterator } from 'rxjs/internal/symbol/iterator';
  -import $$symbolObservable from 'symbol-observable';
  +import { observable as $$symbolObservable } from 'rxjs/internal/symbol/observable';
  import { of, range, throwError } from 'rxjs';
  describe('subscribeToResult', () => {
  