Keyboard Handling - Components Topic P #3089

Is your feature request related to a problem? Please describe.
Although the components already offer Keyboard Handling to some extent, we would like to check and ensure
that all components full-fill the Keyboard Handling spec entirely.

Describe the solution you'd like

• Check every owned component and apply changes if needed. Refer the current issue in your pull requests and mark the given component once it's checked and compliant.
• Document the supported Keyboard Handling as part of the Components' Overview (JS Doc) in a dedicated section

<h3>Keyboard Handling</h3>

Components

• Avatar
• AvatarGroup
• Check Box
• Flexible Column Layout
• Icon (when interactive)
• List (+ items)
• Product Switch
• Progress Indicator
• Select
• Shell Bar
• Tree

*Note: Contact your local ACC expert if you need the Keyboard Handling spec