PRO-4431: Context menu dynamic focus trap [a11y]

[myovchev]

Summary

• Adds support for dynamic focus trap in Context menus (prop dynamicFocus). When set to true, the focusable elements are recalculated on each cycle step.
• Adds option to disable tabindex on AposToggle component. A new prop noFocus can be set to false to disable the focus on the toggle button. It's enabled by default.

What are the specific steps to test this change?

Test on Document Versions modal context menu View Options.

What kind of change does this PR introduce?

(Check at least one)

• Bug fix
• New feature
• Refactor
• Documentation
• Build-related changes
• Other

Make sure the PR fulfills these requirements:

• It includes a) the existing issue ID being resolved, b) a convincing reason for adding this feature, or c) a clear description of the bug it resolves
• The changelog is updated
• Related documentation has been updated
• Related tests have been updated

If adding a new feature without an already open issue, it's best to open a feature request issue first and wait for approval before working on it.

Other information:

[linear]

PRO-4431 [accessibility] Make document-versions modal restore buttons accessible

[stuartromanek]

Instead of re-querying on tab, should we be using a mutation observer on the element we want to confine focus to and querying then?