Steps to Reproduce:
- Launch a wiki page
- Navigate till "Edit " and hit enter
- Navigate till "Page Options" and hit enter
- Navigate till "Categories" and hit enter.
- Start Screen reader and navigate till list option at the left panel
- Observe the announcement by screen reader after selecting any option from the list.
- Focus will change from the selected option to the panel opened on the right
- screen reader should announce "<item> selected" and keep focus on option