Bug - [Dual List Selector#basic-with-search] - [Second option is selected instead of first from Available option list]

Describe the problem
When the focus is on Available Options, the on pressing arrow key, second option in list is selected instead of first:The issue is with Component>Dual List Selector>. And this issue is in Patternfly 5.

How do you reproduce the problem?

1. Reach to the Menus Component>Dual List Selector (https://v5-archive.patternfly.org/components/dual-list-selector/#basic-with-search )
2. Start the voiceover and try to read the available options
3. When the focus is on Available Options, the on pressing arrow key, second option in list is selected instead of first

Expected behavior
When the focus is on Available Options, the on pressing arrow key, first option should be selected

Screenshots

What is your environment?
-iOS
Browser [e.g. chrome, safari]

Jira Issue: PF-2934

Comienza con el ejemplo basic-with-search de PatternFly 5 Dual List Selector enlazado en el issue e inspecciona el comportamiento del teclado y del foco de la lista Available Options del componente. Reproduce el caso de VoiceOver en iOS y verifica después que al pulsar la tecla de flecha se selecciona la primera opción y que el comportamiento existente sigue siendo correcto para las demás interacciones con la lista.