Docs: Select option variants example: add isAriaDisabled option with Tooltip

[adamviktora]

Followup to this comment: patternfly/patternfly-design#1302 (comment)

[github-actions]

This issue has been automatically marked as stale because it has not had recent activity.

[github-actions]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs.