message: ci(docs-infra): disable flaky tests
  I could not figure out the root cause of the flakes, so disabling the
  flaky tests for now. See
  for
  more info.
  Fixes
  PR Close
diff: @@ -401,7 +401,10 @@ describe('DocViewerComponent', () => {
  expect(loadElementsSpy.calls.argsFor(1)).toEqual([docViewer.nextViewContainer]);
  });
  - it('should unsubscribe from the previous "embed" observable when unsubscribed from', () => {
  + // This test sometimes incorrectly fails on CI.
  + // Reported in https://github.com/angular/angular/issues/37629.
  + // Investigated in https://github.com/angular/angular/pull/37637.
  + xit('should unsubscribe from the previous "embed" observable when unsubscribed from', () => {
  const obs = new ObservableWithSubscriptionSpies();
  loadElementsSpy.and.returnValue(obs);
  @@ -436,7 +439,10 @@ describe('DocViewerComponent', () => {
  expect(swapViewsSpy).toHaveBeenCalledWith(addTitleAndTocSpy);
  });
  - it('should unsubscribe from the previous "swap" observable when unsubscribed from', () => {
  + // This test sometimes incorrectly fails on CI.
  + // Reported in https://github.com/angular/angular/issues/37629.
  + // Investigated in https://github.com/angular/angular/pull/37637.
  + xit('should unsubscribe from the previous "swap" observable when unsubscribed from', () => {
  const obs = new ObservableWithSubscriptionSpies();
  swapViewsSpy.and.returnValue(obs);
  