a11y(angular:timeline): remove aria-current announcement

[bbogdanov]

VPAT-644

Signed-off-by: Bogdan Bogdanov bbogdanov@vmware.com

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?

• [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
• [ ] clarity.design website / infrastructure changes
• [ ] Other... Please describe:

What is the current behavior?

Issue Number: #4603

What is the new behavior?

Current step is not announced twice.

There is another fix we did for it on another component that I can't find the PR about but the case was that aria-current is not supported by Firefox and we can only use aria-label that works in every browser.

Does this PR introduce a breaking change?

• [ ] Yes
• [x] No

Other information