Fixes #5661: AZ Navbar list element accessibility error

[djcelaya]

Description

Adjusts the template file for AZ Navbar to mirror the accessibility fix introduced with AZBS#2029.

Release notes

Related issues

AZQS#5661, AZBS#2029

How to test

1. Enable AZ Navbar.
2. Confirm that no instances of <li class="nav-item" role="presentation"><span class="vr" aria-hidden="true></span></li> exist in the HTML markup of AZ Navbar.
3. Verify with accessibility checkers as needed.

Types of changes

Arizona Quickstart (install profile, custom modules, custom theme)

• Patch release changes
  • Bug fix
  • Accessibility, performance, or security improvement
  • Critical institutional link or brand change
  • Adding experimental module
  • Update experimental module
• Minor release changes
  • New feature
  • Breaking or visual change to existing behavior
  • Upgrade experimental module to stable
  • Enable existing module by default or database update
  • Non-critical brand change
  • New internal API or API improvement with backwards compatibility
  • Risky or disruptive cleanup to comply with coding standards
  • High-risk or disruptive change (requires upgrade path, risks regression, etc.)
• Other or unknown
  • Other or unknown

Drupal core

• Patch release changes
  • Security update
  • Patch level release (non-security bug-fix release)
  • Patch removal that's no longer necessary
• Minor release changes
  • Major or minor level update
• Other or unknown
  • Other or unknown

Drupal contrib projects

• Patch release changes
  • Security update
  • Patch or minor level update
  • Add new module
  • Patch removal that's no longer necessary
• Minor release changes
  • Major level update
• Other or unknown
  • Other or unknown

Checklist

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.
• All new and existing tests passed.
• My change requires release notes.

[Copilot]

Pull request overview

This PR updates the standard AZ Navbar Twig template to mirror the upstream Arizona Bootstrap accessibility fix for vertical-rule list separators.

Changes:

• Moves aria-hidden="true" from the separator <span> to the wrapping <li>.
• Removes role="presentation" from the separator list item to preserve valid list semantics.

---

💡 Add Copilot custom instructions for smarter, more guided reviews. Learn how to get started.

[az-digital-bot]

Tugboat has finished building the preview for this pull request!

Link:

• https://pr5662-dma2d5gak6oiofldfopxu8f6drzfwfsk.tugboatqa.com

Dashboard:

• https://dashboard.tugboatqa.com/6a1a1b7cf15c56e3107006ce