fix: improved accessibility for time display

[bwood614]

This change is to remove the aria-live attribute from time display elements. aria-live is no longer needed since the presentation role was added. Both attributes being present can lead to unexpected screen reader behavior.

Description

Bug issue: #8143

Specific Changes proposed

• Remove aria-live="off" from all time display elements within the player since they already have role="presentation"

Requirements Checklist

• Feature implemented / Bug fixed
• If necessary, more likely in a feature request than a bug fix
  • Change has been verified in an actual browser (Chrome, Firefox, IE)
  • Unit Tests updated or fixed
  • Docs/guides updated
  • Example created (starter template on JSBin)
• Reviewed by Two Core Contributors

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[Yie3]

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