Accessibility issue: Table header text should not be empty on /

[github-actions]

What

An accessibility scan flagged the element <th></th> because table header text should not be empty. Learn more about why this was flagged by visiting https://dequeuniversity.com/rules/axe/4.11/empty-table-header?application=playwright.

To fix this, ensure table headers have discernible text.

Specifically:

Fix any of the following:

• Element does not have text that is visible to screen readers

Acceptance Criteria

• The specific violation reported in this issue is no longer reproducible.
• The fix MUST meet WCAG 2.1 guidelines OR the accessibility standards specified by the repository or organization.
• A test SHOULD be added to ensure this specific violation does not regress.
• This PR MUST NOT introduce any new accessibility issues or regressions.

[DerekRoberts]

Closing as duplicate; consolidated into #2688 to prevent task clutter.