fix(stepper): remove delay in focus to next step (#1564)

## PR Checklist

Please check if your PR fulfills the following requirements:

- [ ] Tests for the changes have been added (for bug fixes / features)
- [ ] Docs have been added / updated (for bug fixes / features)
- [ ] If applicable, have a visual design approval

## PR Type

What kind of change does this PR introduce?

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- [x] Bugfix
- [ ] Feature
- [ ] Code style update (formatting, local variables)
- [ ] Refactoring (no functional changes, no api changes)
- [ ] Build related changes
- [ ] CI related changes
- [ ] Documentation content changes
- [ ] Other... Please describe:

## What is the current behavior?

<!-- Please describe the current behavior that you are modifying, or
link to a relevant issue. -->

Issue Number: [CDE-2295](https://vmw-jira.broadcom.com/browse/CDE-2295)

## What is the new behavior?

## Does this PR introduce a breaking change?

- [ ] Yes
- [x] No

<!-- If this PR contains a breaking change, please describe the impact
and migration path for existing applications below. -->

## Other information
Reverted the fix made for A11y issue
[CDE-699](https://vmw-jira.broadcom.com/browse/CDE-699)

---------

Co-authored-by: Andrea Fernandes <andreaf1@vmware.com>
Co-authored-by: Daniel Tsanev <127101685+dtsanevmw@users.noreply.github.com>

projects/angular/src/accordion/stepper/stepper-panel.spec.ts

@@ -6,7 +6,7 @@
  */
 
 import { Component, Injectable, ViewChild } from '@angular/core';
-import { ComponentFixture, fakeAsync, TestBed, tick } from '@angular/core/testing';
+import { ComponentFixture, fakeAsync, TestBed } from '@angular/core/testing';
 import { FormGroup, FormsModule, ReactiveFormsModule } from '@angular/forms';
 import { By } from '@angular/platform-browser';
 import { NoopAnimationsModule } from '@angular/platform-browser/animations';
@@ -121,7 +121,6 @@ describe('ClrStep Reactive Forms', () => {
  expect(input.focus).not.toHaveBeenCalled();
 
  (stepperService as MockStepperService).activeStep.next('groupName');
- tick(1500);
 
  expect(input.focus).toHaveBeenCalled();
  }));

projects/angular/src/accordion/stepper/stepper-panel.ts

@@ -104,9 +104,7 @@ export class ClrStepperPanel extends ClrAccordionPanel implements OnInit {
  this.stepperService.activeStep
  .pipe(filter(panelId => isPlatformBrowser(this.platformId) && panelId === this.id))
  .subscribe(() => {
- //Adding timeout so that the status of the previous step is read by Voice Over on Safari,
- //before focusing on the next stepper panel header
- setTimeout(() => this.headerButton.nativeElement.focus(), 1500);
+ this.headerButton.nativeElement.focus();
  })
  );
  }